217722960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3323}}^1$

素因数の和:3362

約数の個数: 240

約数和(自身を含む): 900192384

約数和(自身を除く): 682469424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3323, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 6646, 7280, 8190, 9360, 9969, 10920, 13104, 13292, 16380, 16615, 19938, 21840, 23261, 26584, 29907, 32760, 33230, 39876, 43199, 46522, 49845, 53168, 59814, 65520, 66460, 69783, 79752, 86398, 93044, 99690, 116305, 119628, 129597, 132920, 139566, 149535, 159504, 172796, 186088, 199380, 209349, 215995, 232610, 239256, 259194, 265840, 279132, 299070, 302393, 345592, 348915, 372176, 388791, 398760, 418698, 431990, 465220, 478512, 518388, 558264, 598140, 604786, 647985, 691184, 697830, 777582, 797520, 837396, 863980, 907179, 930440, 1036776, 1046745, 1116528, 1196280, 1209572, 1295970, 1395660, 1511965, 1555164, 1674792, 1727960, 1814358, 1860880, 1943955, 2073552, 2093490, 2392560, 2419144, 2591940, 2721537, 2791320, 3023930, 3110328, 3349584, 3455920, 3628716, 3887910, 4186980, 4535895, 4838288, 5183880, 5443074, 5582640, 6047860, 6220656, 7257432, 7775820, 8373960, 9071790, 10367760, 10886148, 12095720, 13607685, 14514864, 15551640, 16747920, 18143580, 21772296, 24191440, 27215370, 31103280, 36287160, 43544592, 54430740, 72574320, 108861480, 217722960]

約数ペア:

[(1, 217722960), (2, 108861480), (3, 72574320), (4, 54430740), (5, 43544592), (6, 36287160), (7, 31103280), (8, 27215370), (9, 24191440), (10, 21772296), (12, 18143580), (13, 16747920), (14, 15551640), (15, 14514864), (16, 13607685), (18, 12095720), (20, 10886148), (21, 10367760), (24, 9071790), (26, 8373960), (28, 7775820), (30, 7257432), (35, 6220656), (36, 6047860), (39, 5582640), (40, 5443074), (42, 5183880), (45, 4838288), (48, 4535895), (52, 4186980), (56, 3887910), (60, 3628716), (63, 3455920), (65, 3349584), (70, 3110328), (72, 3023930), (78, 2791320), (80, 2721537), (84, 2591940), (90, 2419144), (91, 2392560), (104, 2093490), (105, 2073552), (112, 1943955), (117, 1860880), (120, 1814358), (126, 1727960), (130, 1674792), (140, 1555164), (144, 1511965), (156, 1395660), (168, 1295970), (180, 1209572), (182, 1196280), (195, 1116528), (208, 1046745), (210, 1036776), (234, 930440), (240, 907179), (252, 863980), (260, 837396), (273, 797520), (280, 777582), (312, 697830), (315, 691184), (336, 647985), (360, 604786), (364, 598140), (390, 558264), (420, 518388), (455, 478512), (468, 465220), (504, 431990), (520, 418698), (546, 398760), (560, 388791), (585, 372176), (624, 348915), (630, 345592), (720, 302393), (728, 299070), (780, 279132), (819, 265840), (840, 259194), (910, 239256), (936, 232610), (1008, 215995), (1040, 209349), (1092, 199380), (1170, 186088), (1260, 172796), (1365, 159504), (1456, 149535), (1560, 139566), (1638, 132920), (1680, 129597), (1820, 119628), (1872, 116305), (2184, 99690), (2340, 93044), (2520, 86398), (2730, 79752), (3120, 69783), (3276, 66460), (3323, 65520), (3640, 59814), (4095, 53168), (4368, 49845), (4680, 46522), (5040, 43199), (5460, 39876), (6552, 33230), (6646, 32760), (7280, 29907), (8190, 26584), (9360, 23261), (9969, 21840), (10920, 19938), (13104, 16615), (13292, 16380)]