245055720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22441}}^1$

素因数の和:22475

約数の個数: 128

約数和(自身を含む): 904861440

約数和(自身を除く): 659805720

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, 22441, 44882, 67323, 89764, 112205, 134646, 157087, 179528, 224410, 269292, 291733, 314174, 336615, 448820, 471261, 538584, 583466, 628348, 673230, 785435, 875199, 897640, 942522, 1166932, 1256696, 1346460, 1458665, 1570870, 1750398, 1885044, 2042131, 2333864, 2356305, 2692920, 2917330, 3141740, 3500796, 3770088, 4084262, 4375995, 4712610, 5834660, 6126393, 6283480, 7001592, 8168524, 8751990, 9425220, 10210655, 11669320, 12252786, 16337048, 17503980, 18850440, 20421310, 24505572, 30631965, 35007960, 40842620, 49011144, 61263930, 81685240, 122527860, 245055720]

約数ペア:

[(1, 245055720), (2, 122527860), (3, 81685240), (4, 61263930), (5, 49011144), (6, 40842620), (7, 35007960), (8, 30631965), (10, 24505572), (12, 20421310), (13, 18850440), (14, 17503980), (15, 16337048), (20, 12252786), (21, 11669320), (24, 10210655), (26, 9425220), (28, 8751990), (30, 8168524), (35, 7001592), (39, 6283480), (40, 6126393), (42, 5834660), (52, 4712610), (56, 4375995), (60, 4084262), (65, 3770088), (70, 3500796), (78, 3141740), (84, 2917330), (91, 2692920), (104, 2356305), (105, 2333864), (120, 2042131), (130, 1885044), (140, 1750398), (156, 1570870), (168, 1458665), (182, 1346460), (195, 1256696), (210, 1166932), (260, 942522), (273, 897640), (280, 875199), (312, 785435), (364, 673230), (390, 628348), (420, 583466), (455, 538584), (520, 471261), (546, 448820), (728, 336615), (780, 314174), (840, 291733), (910, 269292), (1092, 224410), (1365, 179528), (1560, 157087), (1820, 134646), (2184, 112205), (2730, 89764), (3640, 67323), (5460, 44882), (10920, 22441)]