208795860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:652

約数の個数: 288

約数和(自身を含む): 815109120

約数和(自身を除く): 606313260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 49, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 108, 117, 126, 130, 135, 140, 147, 156, 180, 182, 189, 195, 196, 210, 234, 245, 252, 260, 270, 273, 294, 315, 351, 364, 378, 390, 420, 441, 455, 468, 490, 540, 546, 585, 588, 607, 630, 637, 702, 735, 756, 780, 819, 882, 910, 945, 980, 1092, 1170, 1214, 1260, 1274, 1323, 1365, 1404, 1470, 1638, 1755, 1764, 1820, 1821, 1890, 1911, 2205, 2340, 2428, 2457, 2548, 2646, 2730, 2940, 3035, 3185, 3276, 3510, 3642, 3780, 3822, 4095, 4249, 4410, 4914, 5292, 5460, 5463, 5733, 6070, 6370, 6615, 7020, 7284, 7644, 7891, 8190, 8498, 8820, 9105, 9555, 9828, 10926, 11466, 12140, 12285, 12740, 12747, 13230, 15782, 16380, 16389, 16996, 17199, 18210, 19110, 21245, 21852, 22932, 23673, 24570, 25494, 26460, 27315, 28665, 29743, 31564, 32778, 34398, 36420, 38220, 38241, 39455, 42490, 47346, 49140, 50988, 54630, 55237, 57330, 59486, 63735, 65556, 68796, 71019, 76482, 78910, 81945, 84980, 85995, 89229, 94692, 109260, 110474, 114660, 114723, 118365, 118972, 127470, 142038, 148715, 152964, 157820, 163890, 165711, 171990, 178458, 191205, 213057, 220948, 229446, 236730, 254940, 267687, 276185, 284076, 297430, 327780, 331422, 343980, 355095, 356916, 382410, 386659, 426114, 446145, 458892, 473460, 497133, 535374, 552370, 573615, 594860, 662844, 710190, 764820, 773318, 803061, 828555, 852228, 892290, 994266, 1065285, 1070748, 1104740, 1147230, 1159977, 1338435, 1420380, 1491399, 1546636, 1606122, 1657110, 1784580, 1933295, 1988532, 2130570, 2294460, 2319954, 2485665, 2676870, 2982798, 3212244, 3314220, 3479931, 3866590, 4015305, 4261140, 4639908, 4971330, 5353740, 5799885, 5965596, 6959862, 7456995, 7733180, 8030610, 9942660, 10439793, 11599770, 13919724, 14913990, 16061220, 17399655, 20879586, 23199540, 29827980, 34799310, 41759172, 52198965, 69598620, 104397930, 208795860]

約数ペア:

[(1, 208795860), (2, 104397930), (3, 69598620), (4, 52198965), (5, 41759172), (6, 34799310), (7, 29827980), (9, 23199540), (10, 20879586), (12, 17399655), (13, 16061220), (14, 14913990), (15, 13919724), (18, 11599770), (20, 10439793), (21, 9942660), (26, 8030610), (27, 7733180), (28, 7456995), (30, 6959862), (35, 5965596), (36, 5799885), (39, 5353740), (42, 4971330), (45, 4639908), (49, 4261140), (52, 4015305), (54, 3866590), (60, 3479931), (63, 3314220), (65, 3212244), (70, 2982798), (78, 2676870), (84, 2485665), (90, 2319954), (91, 2294460), (98, 2130570), (105, 1988532), (108, 1933295), (117, 1784580), (126, 1657110), (130, 1606122), (135, 1546636), (140, 1491399), (147, 1420380), (156, 1338435), (180, 1159977), (182, 1147230), (189, 1104740), (195, 1070748), (196, 1065285), (210, 994266), (234, 892290), (245, 852228), (252, 828555), (260, 803061), (270, 773318), (273, 764820), (294, 710190), (315, 662844), (351, 594860), (364, 573615), (378, 552370), (390, 535374), (420, 497133), (441, 473460), (455, 458892), (468, 446145), (490, 426114), (540, 386659), (546, 382410), (585, 356916), (588, 355095), (607, 343980), (630, 331422), (637, 327780), (702, 297430), (735, 284076), (756, 276185), (780, 267687), (819, 254940), (882, 236730), (910, 229446), (945, 220948), (980, 213057), (1092, 191205), (1170, 178458), (1214, 171990), (1260, 165711), (1274, 163890), (1323, 157820), (1365, 152964), (1404, 148715), (1470, 142038), (1638, 127470), (1755, 118972), (1764, 118365), (1820, 114723), (1821, 114660), (1890, 110474), (1911, 109260), (2205, 94692), (2340, 89229), (2428, 85995), (2457, 84980), (2548, 81945), (2646, 78910), (2730, 76482), (2940, 71019), (3035, 68796), (3185, 65556), (3276, 63735), (3510, 59486), (3642, 57330), (3780, 55237), (3822, 54630), (4095, 50988), (4249, 49140), (4410, 47346), (4914, 42490), (5292, 39455), (5460, 38241), (5463, 38220), (5733, 36420), (6070, 34398), (6370, 32778), (6615, 31564), (7020, 29743), (7284, 28665), (7644, 27315), (7891, 26460), (8190, 25494), (8498, 24570), (8820, 23673), (9105, 22932), (9555, 21852), (9828, 21245), (10926, 19110), (11466, 18210), (12140, 17199), (12285, 16996), (12740, 16389), (12747, 16380), (13230, 15782)]