338459940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20663}}^1$

素因数の和:20698

約数の個数: 144

約数和(自身を含む): 1263644928

約数和(自身を除く): 925184988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 20663, 41326, 61989, 82652, 103315, 123978, 144641, 185967, 206630, 247956, 268619, 289282, 309945, 371934, 413260, 433923, 537238, 578564, 619890, 723205, 743868, 805857, 867846, 929835, 1074476, 1239780, 1301769, 1343095, 1446410, 1611714, 1735692, 1859670, 1880333, 2169615, 2417571, 2603538, 2686190, 2892820, 3223428, 3719340, 3760666, 4029285, 4339230, 4835142, 5207076, 5372380, 5640999, 6508845, 7521332, 8058570, 8678460, 9401665, 9670284, 11281998, 12087855, 13017690, 16117140, 16922997, 18803330, 22563996, 24175710, 26035380, 28204995, 33845994, 37606660, 48351420, 56409990, 67691988, 84614985, 112819980, 169229970, 338459940]

約数ペア:

[(1, 338459940), (2, 169229970), (3, 112819980), (4, 84614985), (5, 67691988), (6, 56409990), (7, 48351420), (9, 37606660), (10, 33845994), (12, 28204995), (13, 26035380), (14, 24175710), (15, 22563996), (18, 18803330), (20, 16922997), (21, 16117140), (26, 13017690), (28, 12087855), (30, 11281998), (35, 9670284), (36, 9401665), (39, 8678460), (42, 8058570), (45, 7521332), (52, 6508845), (60, 5640999), (63, 5372380), (65, 5207076), (70, 4835142), (78, 4339230), (84, 4029285), (90, 3760666), (91, 3719340), (105, 3223428), (117, 2892820), (126, 2686190), (130, 2603538), (140, 2417571), (156, 2169615), (180, 1880333), (182, 1859670), (195, 1735692), (210, 1611714), (234, 1446410), (252, 1343095), (260, 1301769), (273, 1239780), (315, 1074476), (364, 929835), (390, 867846), (420, 805857), (455, 743868), (468, 723205), (546, 619890), (585, 578564), (630, 537238), (780, 433923), (819, 413260), (910, 371934), (1092, 309945), (1170, 289282), (1260, 268619), (1365, 247956), (1638, 206630), (1820, 185967), (2340, 144641), (2730, 123978), (3276, 103315), (4095, 82652), (5460, 61989), (8190, 41326), (16380, 20663)]