620000640

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{15377}}^1$

素因数の和:15409

約数の個数: 192

約数和(自身を含む): 2446947360

約数和(自身を除く): 1826946720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 15377, 20160, 30754, 40320, 46131, 61508, 76885, 92262, 107639, 123016, 138393, 153770, 184524, 215278, 230655, 246032, 276786, 307540, 322917, 369048, 430556, 461310, 492064, 538195, 553572, 615080, 645834, 691965, 738096, 861112, 922620, 968751, 984128, 1076390, 1107144, 1230160, 1291668, 1383930, 1476192, 1614585, 1722224, 1845240, 1937502, 1968256, 2152780, 2214288, 2460320, 2583336, 2767860, 2952384, 3229170, 3444448, 3690480, 3875004, 4305560, 4428576, 4843755, 4920640, 5166672, 5535720, 5904768, 6458340, 6888896, 7380960, 7750008, 8611120, 8857152, 9687510, 9841280, 10333344, 11071440, 12916680, 13777792, 14761920, 15500016, 17222240, 17714304, 19375020, 20666688, 22142880, 25833360, 29523840, 31000032, 34444480, 38750040, 41333376, 44285760, 51666720, 62000064, 68888960, 77500080, 88571520, 103333440, 124000128, 155000160, 206666880, 310000320, 620000640]

約数ペア:

[(1, 620000640), (2, 310000320), (3, 206666880), (4, 155000160), (5, 124000128), (6, 103333440), (7, 88571520), (8, 77500080), (9, 68888960), (10, 62000064), (12, 51666720), (14, 44285760), (15, 41333376), (16, 38750040), (18, 34444480), (20, 31000032), (21, 29523840), (24, 25833360), (28, 22142880), (30, 20666688), (32, 19375020), (35, 17714304), (36, 17222240), (40, 15500016), (42, 14761920), (45, 13777792), (48, 12916680), (56, 11071440), (60, 10333344), (63, 9841280), (64, 9687510), (70, 8857152), (72, 8611120), (80, 7750008), (84, 7380960), (90, 6888896), (96, 6458340), (105, 5904768), (112, 5535720), (120, 5166672), (126, 4920640), (128, 4843755), (140, 4428576), (144, 4305560), (160, 3875004), (168, 3690480), (180, 3444448), (192, 3229170), (210, 2952384), (224, 2767860), (240, 2583336), (252, 2460320), (280, 2214288), (288, 2152780), (315, 1968256), (320, 1937502), (336, 1845240), (360, 1722224), (384, 1614585), (420, 1476192), (448, 1383930), (480, 1291668), (504, 1230160), (560, 1107144), (576, 1076390), (630, 984128), (640, 968751), (672, 922620), (720, 861112), (840, 738096), (896, 691965), (960, 645834), (1008, 615080), (1120, 553572), (1152, 538195), (1260, 492064), (1344, 461310), (1440, 430556), (1680, 369048), (1920, 322917), (2016, 307540), (2240, 276786), (2520, 246032), (2688, 230655), (2880, 215278), (3360, 184524), (4032, 153770), (4480, 138393), (5040, 123016), (5760, 107639), (6720, 92262), (8064, 76885), (10080, 61508), (13440, 46131), (15377, 40320), (20160, 30754)]