293540520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26881}}^1$

素因数の和:26915

約数の個数: 128

約数和(自身を含む): 1083882240

約数和(自身を除く): 790341720

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, 26881, 53762, 80643, 107524, 134405, 161286, 188167, 215048, 268810, 322572, 349453, 376334, 403215, 537620, 564501, 645144, 698906, 752668, 806430, 940835, 1048359, 1075240, 1129002, 1397812, 1505336, 1612860, 1747265, 1881670, 2096718, 2258004, 2446171, 2795624, 2822505, 3225720, 3494530, 3763340, 4193436, 4516008, 4892342, 5241795, 5645010, 6989060, 7338513, 7526680, 8386872, 9784684, 10483590, 11290020, 12230855, 13978120, 14677026, 19569368, 20967180, 22580040, 24461710, 29354052, 36692565, 41934360, 48923420, 58708104, 73385130, 97846840, 146770260, 293540520]

約数ペア:

[(1, 293540520), (2, 146770260), (3, 97846840), (4, 73385130), (5, 58708104), (6, 48923420), (7, 41934360), (8, 36692565), (10, 29354052), (12, 24461710), (13, 22580040), (14, 20967180), (15, 19569368), (20, 14677026), (21, 13978120), (24, 12230855), (26, 11290020), (28, 10483590), (30, 9784684), (35, 8386872), (39, 7526680), (40, 7338513), (42, 6989060), (52, 5645010), (56, 5241795), (60, 4892342), (65, 4516008), (70, 4193436), (78, 3763340), (84, 3494530), (91, 3225720), (104, 2822505), (105, 2795624), (120, 2446171), (130, 2258004), (140, 2096718), (156, 1881670), (168, 1747265), (182, 1612860), (195, 1505336), (210, 1397812), (260, 1129002), (273, 1075240), (280, 1048359), (312, 940835), (364, 806430), (390, 752668), (420, 698906), (455, 645144), (520, 564501), (546, 537620), (728, 403215), (780, 376334), (840, 349453), (910, 322572), (1092, 268810), (1365, 215048), (1560, 188167), (1820, 161286), (2184, 134405), (2730, 107524), (3640, 80643), (5460, 53762), (10920, 26881)]