231817560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1029

約数の個数: 128

約数和(自身を含む): 754004160

約数和(自身を除く): 522186600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 181, 195, 260, 312, 362, 390, 520, 543, 724, 780, 821, 905, 1086, 1448, 1560, 1642, 1810, 2172, 2353, 2463, 2715, 3284, 3620, 4105, 4344, 4706, 4926, 5430, 6568, 7059, 7240, 8210, 9412, 9852, 10673, 10860, 11765, 12315, 14118, 16420, 18824, 19704, 21346, 21720, 23530, 24630, 28236, 32019, 32840, 35295, 42692, 47060, 49260, 53365, 56472, 64038, 70590, 85384, 94120, 98520, 106730, 128076, 141180, 148601, 160095, 213460, 256152, 282360, 297202, 320190, 426920, 445803, 594404, 640380, 743005, 891606, 1188808, 1280760, 1486010, 1783212, 1931813, 2229015, 2972020, 3566424, 3863626, 4458030, 5795439, 5944040, 7727252, 8916060, 9659065, 11590878, 15454504, 17832120, 19318130, 23181756, 28977195, 38636260, 46363512, 57954390, 77272520, 115908780, 231817560]

約数ペア:

[(1, 231817560), (2, 115908780), (3, 77272520), (4, 57954390), (5, 46363512), (6, 38636260), (8, 28977195), (10, 23181756), (12, 19318130), (13, 17832120), (15, 15454504), (20, 11590878), (24, 9659065), (26, 8916060), (30, 7727252), (39, 5944040), (40, 5795439), (52, 4458030), (60, 3863626), (65, 3566424), (78, 2972020), (104, 2229015), (120, 1931813), (130, 1783212), (156, 1486010), (181, 1280760), (195, 1188808), (260, 891606), (312, 743005), (362, 640380), (390, 594404), (520, 445803), (543, 426920), (724, 320190), (780, 297202), (821, 282360), (905, 256152), (1086, 213460), (1448, 160095), (1560, 148601), (1642, 141180), (1810, 128076), (2172, 106730), (2353, 98520), (2463, 94120), (2715, 85384), (3284, 70590), (3620, 64038), (4105, 56472), (4344, 53365), (4706, 49260), (4926, 47060), (5430, 42692), (6568, 35295), (7059, 32840), (7240, 32019), (8210, 28236), (9412, 24630), (9852, 23530), (10673, 21720), (10860, 21346), (11765, 19704), (12315, 18824), (14118, 16420)]