20156045000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1506

約数の個数: 320

約数和(自身を含む): 60040780800

約数和(自身を除く): 39884735800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 31, 35, 40, 50, 52, 56, 62, 65, 70, 91, 100, 104, 124, 125, 130, 140, 155, 175, 182, 200, 217, 248, 250, 260, 280, 310, 325, 350, 364, 403, 434, 455, 500, 520, 620, 625, 650, 700, 728, 775, 806, 868, 875, 910, 1000, 1085, 1240, 1250, 1300, 1400, 1429, 1550, 1612, 1625, 1736, 1750, 1820, 2015, 2170, 2275, 2500, 2600, 2821, 2858, 3100, 3224, 3250, 3500, 3640, 3875, 4030, 4340, 4375, 4550, 5000, 5425, 5642, 5716, 6200, 6500, 7000, 7145, 7750, 8060, 8125, 8680, 8750, 9100, 10003, 10075, 10850, 11284, 11375, 11432, 13000, 14105, 14290, 15500, 16120, 16250, 17500, 18200, 18577, 19375, 20006, 20150, 21700, 22568, 22750, 27125, 28210, 28580, 31000, 32500, 35000, 35725, 37154, 38750, 40012, 40300, 43400, 44299, 45500, 50015, 50375, 54250, 56420, 56875, 57160, 65000, 70525, 71450, 74308, 77500, 80024, 80600, 88598, 91000, 92885, 100030, 100750, 108500, 112840, 113750, 130039, 135625, 141050, 142900, 148616, 155000, 177196, 178625, 185770, 200060, 201500, 217000, 221495, 227500, 250075, 251875, 260078, 271250, 282100, 285800, 310093, 352625, 354392, 357250, 371540, 400120, 403000, 442990, 455000, 464425, 500150, 503750, 520156, 542500, 564200, 575887, 620186, 650195, 705250, 714500, 743080, 885980, 893125, 928850, 1000300, 1007500, 1040312, 1085000, 1107475, 1151774, 1240372, 1250375, 1300390, 1410500, 1429000, 1550465, 1763125, 1771960, 1786250, 1857700, 2000600, 2015000, 2214950, 2303548, 2322125, 2480744, 2500750, 2600780, 2821000, 2879435, 3100930, 3250975, 3526250, 3572500, 3715400, 4031209, 4429900, 4607096, 4644250, 5001500, 5201560, 5537375, 5758870, 6201860, 6251875, 6501950, 7052500, 7145000, 7752325, 8062418, 8859800, 9288500, 10003000, 11074750, 11517740, 11610625, 12403720, 12503750, 13003900, 14105000, 14397175, 15504650, 16124836, 16254875, 18577000, 20156045, 22149500, 23035480, 23221250, 25007500, 26007800, 27686875, 28794350, 31009300, 32249672, 32509750, 38761625, 40312090, 44299000, 46442500, 50015000, 55373750, 57588700, 62018600, 65019500, 71985875, 77523250, 80624180, 81274375, 92885000, 100780225, 110747500, 115177400, 130039000, 143971750, 155046500, 161248360, 162548750, 193808125, 201560450, 221495000, 287943500, 310093000, 325097500, 359929375, 387616250, 403120900, 503901125, 575887000, 650195000, 719858750, 775232500, 806241800, 1007802250, 1439717500, 1550465000, 2015604500, 2519505625, 2879435000, 4031209000, 5039011250, 10078022500, 20156045000]

約数ペア:

[(1, 20156045000), (2, 10078022500), (4, 5039011250), (5, 4031209000), (7, 2879435000), (8, 2519505625), (10, 2015604500), (13, 1550465000), (14, 1439717500), (20, 1007802250), (25, 806241800), (26, 775232500), (28, 719858750), (31, 650195000), (35, 575887000), (40, 503901125), (50, 403120900), (52, 387616250), (56, 359929375), (62, 325097500), (65, 310093000), (70, 287943500), (91, 221495000), (100, 201560450), (104, 193808125), (124, 162548750), (125, 161248360), (130, 155046500), (140, 143971750), (155, 130039000), (175, 115177400), (182, 110747500), (200, 100780225), (217, 92885000), (248, 81274375), (250, 80624180), (260, 77523250), (280, 71985875), (310, 65019500), (325, 62018600), (350, 57588700), (364, 55373750), (403, 50015000), (434, 46442500), (455, 44299000), (500, 40312090), (520, 38761625), (620, 32509750), (625, 32249672), (650, 31009300), (700, 28794350), (728, 27686875), (775, 26007800), (806, 25007500), (868, 23221250), (875, 23035480), (910, 22149500), (1000, 20156045), (1085, 18577000), (1240, 16254875), (1250, 16124836), (1300, 15504650), (1400, 14397175), (1429, 14105000), (1550, 13003900), (1612, 12503750), (1625, 12403720), (1736, 11610625), (1750, 11517740), (1820, 11074750), (2015, 10003000), (2170, 9288500), (2275, 8859800), (2500, 8062418), (2600, 7752325), (2821, 7145000), (2858, 7052500), (3100, 6501950), (3224, 6251875), (3250, 6201860), (3500, 5758870), (3640, 5537375), (3875, 5201560), (4030, 5001500), (4340, 4644250), (4375, 4607096), (4550, 4429900), (5000, 4031209), (5425, 3715400), (5642, 3572500), (5716, 3526250), (6200, 3250975), (6500, 3100930), (7000, 2879435), (7145, 2821000), (7750, 2600780), (8060, 2500750), (8125, 2480744), (8680, 2322125), (8750, 2303548), (9100, 2214950), (10003, 2015000), (10075, 2000600), (10850, 1857700), (11284, 1786250), (11375, 1771960), (11432, 1763125), (13000, 1550465), (14105, 1429000), (14290, 1410500), (15500, 1300390), (16120, 1250375), (16250, 1240372), (17500, 1151774), (18200, 1107475), (18577, 1085000), (19375, 1040312), (20006, 1007500), (20150, 1000300), (21700, 928850), (22568, 893125), (22750, 885980), (27125, 743080), (28210, 714500), (28580, 705250), (31000, 650195), (32500, 620186), (35000, 575887), (35725, 564200), (37154, 542500), (38750, 520156), (40012, 503750), (40300, 500150), (43400, 464425), (44299, 455000), (45500, 442990), (50015, 403000), (50375, 400120), (54250, 371540), (56420, 357250), (56875, 354392), (57160, 352625), (65000, 310093), (70525, 285800), (71450, 282100), (74308, 271250), (77500, 260078), (80024, 251875), (80600, 250075), (88598, 227500), (91000, 221495), (92885, 217000), (100030, 201500), (100750, 200060), (108500, 185770), (112840, 178625), (113750, 177196), (130039, 155000), (135625, 148616), (141050, 142900)]