257501383440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4944343}}^1$

素因数の和:4944397

約数の個数: 160

約数和(自身を含む): 941719535616

約数和(自身を除く): 684218152176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17360, 26040, 52080, 4944343, 9888686, 14833029, 19777372, 24721715, 29666058, 34610401, 39554744, 49443430, 59332116, 69220802, 74165145, 79109488, 98886860, 103831203, 118664232, 138441604, 148330290, 153274633, 173052005, 197773720, 207662406, 237328464, 276883208, 296660580, 306549266, 346104010, 395547440, 415324812, 459823899, 519156015, 553766416, 593321160, 613098532, 692208020, 766373165, 830649624, 919647798, 1038312030, 1072922431, 1186642320, 1226197064, 1384416040, 1532746330, 1661299248, 1839295596, 2076624060, 2145844862, 2299119495, 2452394128, 2768832080, 3065492660, 3218767293, 3678591192, 4153248120, 4291689724, 4598238990, 5364612155, 6130985320, 6437534586, 7357182384, 8306496240, 8583379448, 9196477980, 10729224310, 12261970640, 12875069172, 16093836465, 17166758896, 18392955960, 21458448620, 25750138344, 32187672930, 36785911920, 42916897240, 51500276688, 64375345860, 85833794480, 128750691720, 257501383440]

約数ペア:

[(1, 257501383440), (2, 128750691720), (3, 85833794480), (4, 64375345860), (5, 51500276688), (6, 42916897240), (7, 36785911920), (8, 32187672930), (10, 25750138344), (12, 21458448620), (14, 18392955960), (15, 17166758896), (16, 16093836465), (20, 12875069172), (21, 12261970640), (24, 10729224310), (28, 9196477980), (30, 8583379448), (31, 8306496240), (35, 7357182384), (40, 6437534586), (42, 6130985320), (48, 5364612155), (56, 4598238990), (60, 4291689724), (62, 4153248120), (70, 3678591192), (80, 3218767293), (84, 3065492660), (93, 2768832080), (105, 2452394128), (112, 2299119495), (120, 2145844862), (124, 2076624060), (140, 1839295596), (155, 1661299248), (168, 1532746330), (186, 1384416040), (210, 1226197064), (217, 1186642320), (240, 1072922431), (248, 1038312030), (280, 919647798), (310, 830649624), (336, 766373165), (372, 692208020), (420, 613098532), (434, 593321160), (465, 553766416), (496, 519156015), (560, 459823899), (620, 415324812), (651, 395547440), (744, 346104010), (840, 306549266), (868, 296660580), (930, 276883208), (1085, 237328464), (1240, 207662406), (1302, 197773720), (1488, 173052005), (1680, 153274633), (1736, 148330290), (1860, 138441604), (2170, 118664232), (2480, 103831203), (2604, 98886860), (3255, 79109488), (3472, 74165145), (3720, 69220802), (4340, 59332116), (5208, 49443430), (6510, 39554744), (7440, 34610401), (8680, 29666058), (10416, 24721715), (13020, 19777372), (17360, 14833029), (26040, 9888686), (52080, 4944343)]