1618673840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:360

約数の個数: 240

約数和(自身を含む): 4675057920

約数和(自身を除く): 3056384080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 103, 112, 133, 140, 152, 190, 196, 206, 211, 245, 266, 280, 304, 380, 392, 412, 422, 490, 515, 532, 560, 665, 721, 760, 784, 824, 844, 931, 980, 1030, 1055, 1064, 1330, 1442, 1477, 1520, 1648, 1688, 1862, 1957, 1960, 2060, 2110, 2128, 2660, 2884, 2954, 3376, 3605, 3724, 3914, 3920, 4009, 4120, 4220, 4655, 5047, 5320, 5768, 5908, 7210, 7385, 7448, 7828, 8018, 8240, 8440, 9310, 9785, 10094, 10339, 10640, 11536, 11816, 13699, 14420, 14770, 14896, 15656, 16036, 16880, 18620, 19570, 20045, 20188, 20678, 21733, 23632, 25235, 27398, 28063, 28840, 29540, 31312, 32072, 37240, 39140, 40090, 40376, 41356, 43466, 50470, 51695, 54796, 56126, 57680, 59080, 64144, 68495, 74480, 78280, 80180, 80752, 82712, 86932, 95893, 100940, 103390, 108665, 109592, 112252, 118160, 136990, 140315, 152131, 156560, 160360, 165424, 173864, 191786, 196441, 201880, 206780, 217330, 219184, 224504, 273980, 280630, 304262, 320720, 347728, 383572, 392882, 403760, 412927, 413560, 434660, 449008, 479465, 547960, 561260, 608524, 760655, 767144, 785764, 825854, 827120, 869320, 958930, 982205, 1064917, 1095920, 1122520, 1217048, 1521310, 1534288, 1571528, 1651708, 1738640, 1917860, 1964410, 2064635, 2129834, 2245040, 2434096, 2890489, 3042620, 3143056, 3303416, 3835720, 3928820, 4129270, 4259668, 5324585, 5780978, 6085240, 6606832, 7671440, 7857640, 8258540, 8519336, 10649170, 11561956, 12170480, 14452445, 15715280, 16517080, 17038672, 20233423, 21298340, 23123912, 28904890, 33034160, 40466846, 42596680, 46247824, 57809780, 80933692, 85193360, 101167115, 115619560, 161867384, 202334230, 231239120, 323734768, 404668460, 809336920, 1618673840]

約数ペア:

[(1, 1618673840), (2, 809336920), (4, 404668460), (5, 323734768), (7, 231239120), (8, 202334230), (10, 161867384), (14, 115619560), (16, 101167115), (19, 85193360), (20, 80933692), (28, 57809780), (35, 46247824), (38, 42596680), (40, 40466846), (49, 33034160), (56, 28904890), (70, 23123912), (76, 21298340), (80, 20233423), (95, 17038672), (98, 16517080), (103, 15715280), (112, 14452445), (133, 12170480), (140, 11561956), (152, 10649170), (190, 8519336), (196, 8258540), (206, 7857640), (211, 7671440), (245, 6606832), (266, 6085240), (280, 5780978), (304, 5324585), (380, 4259668), (392, 4129270), (412, 3928820), (422, 3835720), (490, 3303416), (515, 3143056), (532, 3042620), (560, 2890489), (665, 2434096), (721, 2245040), (760, 2129834), (784, 2064635), (824, 1964410), (844, 1917860), (931, 1738640), (980, 1651708), (1030, 1571528), (1055, 1534288), (1064, 1521310), (1330, 1217048), (1442, 1122520), (1477, 1095920), (1520, 1064917), (1648, 982205), (1688, 958930), (1862, 869320), (1957, 827120), (1960, 825854), (2060, 785764), (2110, 767144), (2128, 760655), (2660, 608524), (2884, 561260), (2954, 547960), (3376, 479465), (3605, 449008), (3724, 434660), (3914, 413560), (3920, 412927), (4009, 403760), (4120, 392882), (4220, 383572), (4655, 347728), (5047, 320720), (5320, 304262), (5768, 280630), (5908, 273980), (7210, 224504), (7385, 219184), (7448, 217330), (7828, 206780), (8018, 201880), (8240, 196441), (8440, 191786), (9310, 173864), (9785, 165424), (10094, 160360), (10339, 156560), (10640, 152131), (11536, 140315), (11816, 136990), (13699, 118160), (14420, 112252), (14770, 109592), (14896, 108665), (15656, 103390), (16036, 100940), (16880, 95893), (18620, 86932), (19570, 82712), (20045, 80752), (20188, 80180), (20678, 78280), (21733, 74480), (23632, 68495), (25235, 64144), (27398, 59080), (28063, 57680), (28840, 56126), (29540, 54796), (31312, 51695), (32072, 50470), (37240, 43466), (39140, 41356), (40090, 40376)]