262831920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1471

約数の個数: 160

約数和(自身を含む): 892484544

約数和(自身を除く): 629652624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 488, 520, 610, 624, 732, 780, 793, 915, 976, 1040, 1220, 1381, 1464, 1560, 1586, 1830, 2379, 2440, 2762, 2928, 3120, 3172, 3660, 3965, 4143, 4758, 4880, 5524, 6344, 6905, 7320, 7930, 8286, 9516, 11048, 11895, 12688, 13810, 14640, 15860, 16572, 17953, 19032, 20715, 22096, 23790, 27620, 31720, 33144, 35906, 38064, 41430, 47580, 53859, 55240, 63440, 66288, 71812, 82860, 84241, 89765, 95160, 107718, 110480, 143624, 165720, 168482, 179530, 190320, 215436, 252723, 269295, 287248, 331440, 336964, 359060, 421205, 430872, 505446, 538590, 673928, 718120, 842410, 861744, 1010892, 1077180, 1095133, 1263615, 1347856, 1436240, 1684820, 2021784, 2154360, 2190266, 2527230, 3285399, 3369640, 4043568, 4308720, 4380532, 5054460, 5475665, 6570798, 6739280, 8761064, 10108920, 10951330, 13141596, 16426995, 17522128, 20217840, 21902660, 26283192, 32853990, 43805320, 52566384, 65707980, 87610640, 131415960, 262831920]

約数ペア:

[(1, 262831920), (2, 131415960), (3, 87610640), (4, 65707980), (5, 52566384), (6, 43805320), (8, 32853990), (10, 26283192), (12, 21902660), (13, 20217840), (15, 17522128), (16, 16426995), (20, 13141596), (24, 10951330), (26, 10108920), (30, 8761064), (39, 6739280), (40, 6570798), (48, 5475665), (52, 5054460), (60, 4380532), (61, 4308720), (65, 4043568), (78, 3369640), (80, 3285399), (104, 2527230), (120, 2190266), (122, 2154360), (130, 2021784), (156, 1684820), (183, 1436240), (195, 1347856), (208, 1263615), (240, 1095133), (244, 1077180), (260, 1010892), (305, 861744), (312, 842410), (366, 718120), (390, 673928), (488, 538590), (520, 505446), (610, 430872), (624, 421205), (732, 359060), (780, 336964), (793, 331440), (915, 287248), (976, 269295), (1040, 252723), (1220, 215436), (1381, 190320), (1464, 179530), (1560, 168482), (1586, 165720), (1830, 143624), (2379, 110480), (2440, 107718), (2762, 95160), (2928, 89765), (3120, 84241), (3172, 82860), (3660, 71812), (3965, 66288), (4143, 63440), (4758, 55240), (4880, 53859), (5524, 47580), (6344, 41430), (6905, 38064), (7320, 35906), (7930, 33144), (8286, 31720), (9516, 27620), (11048, 23790), (11895, 22096), (12688, 20715), (13810, 19032), (14640, 17953), (15860, 16572)]