817438440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{74857}}^1$

素因数の和:74891

約数の個数: 128

約数和(自身を含む): 3018274560

約数和(自身を除く): 2200836120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 74857, 149714, 224571, 299428, 374285, 449142, 523999, 598856, 748570, 898284, 973141, 1047998, 1122855, 1497140, 1571997, 1796568, 1946282, 2095996, 2245710, 2619995, 2919423, 2994280, 3143994, 3892564, 4191992, 4491420, 4865705, 5239990, 5838846, 6287988, 6811987, 7785128, 7859985, 8982840, 9731410, 10479980, 11677692, 12575976, 13623974, 14597115, 15719970, 19462820, 20435961, 20959960, 23355384, 27247948, 29194230, 31439940, 34059935, 38925640, 40871922, 54495896, 58388460, 62879880, 68119870, 81743844, 102179805, 116776920, 136239740, 163487688, 204359610, 272479480, 408719220, 817438440]

約数ペア:

[(1, 817438440), (2, 408719220), (3, 272479480), (4, 204359610), (5, 163487688), (6, 136239740), (7, 116776920), (8, 102179805), (10, 81743844), (12, 68119870), (13, 62879880), (14, 58388460), (15, 54495896), (20, 40871922), (21, 38925640), (24, 34059935), (26, 31439940), (28, 29194230), (30, 27247948), (35, 23355384), (39, 20959960), (40, 20435961), (42, 19462820), (52, 15719970), (56, 14597115), (60, 13623974), (65, 12575976), (70, 11677692), (78, 10479980), (84, 9731410), (91, 8982840), (104, 7859985), (105, 7785128), (120, 6811987), (130, 6287988), (140, 5838846), (156, 5239990), (168, 4865705), (182, 4491420), (195, 4191992), (210, 3892564), (260, 3143994), (273, 2994280), (280, 2919423), (312, 2619995), (364, 2245710), (390, 2095996), (420, 1946282), (455, 1796568), (520, 1571997), (546, 1497140), (728, 1122855), (780, 1047998), (840, 973141), (910, 898284), (1092, 748570), (1365, 598856), (1560, 523999), (1820, 449142), (2184, 374285), (2730, 299428), (3640, 224571), (5460, 149714), (10920, 74857)]