2121041520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5527}}^1$

素因数の和:5600

約数の個数: 240

約数和(自身を含む): 7859621952

約数和(自身を除く): 5738580432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 41, 45, 48, 52, 60, 65, 72, 78, 80, 82, 90, 104, 117, 120, 123, 130, 144, 156, 164, 180, 195, 205, 208, 234, 240, 246, 260, 312, 328, 360, 369, 390, 410, 468, 492, 520, 533, 585, 615, 624, 656, 720, 738, 780, 820, 936, 984, 1040, 1066, 1170, 1230, 1476, 1560, 1599, 1640, 1845, 1872, 1968, 2132, 2340, 2460, 2665, 2952, 3120, 3198, 3280, 3690, 4264, 4680, 4797, 4920, 5330, 5527, 5904, 6396, 7380, 7995, 8528, 9360, 9594, 9840, 10660, 11054, 12792, 14760, 15990, 16581, 19188, 21320, 22108, 23985, 25584, 27635, 29520, 31980, 33162, 38376, 42640, 44216, 47970, 49743, 55270, 63960, 66324, 71851, 76752, 82905, 88432, 95940, 99486, 110540, 127920, 132648, 143702, 165810, 191880, 198972, 215553, 221080, 226607, 248715, 265296, 287404, 331620, 359255, 383760, 397944, 431106, 442160, 453214, 497430, 574808, 646659, 663240, 679821, 718510, 795888, 862212, 906428, 994860, 1077765, 1133035, 1149616, 1293318, 1326480, 1359642, 1437020, 1724424, 1812856, 1989720, 2039463, 2155530, 2266070, 2586636, 2719284, 2874040, 2945891, 3233295, 3399105, 3448848, 3625712, 3979440, 4078926, 4311060, 4532140, 5173272, 5438568, 5748080, 5891782, 6466590, 6798210, 8157852, 8622120, 8837673, 9064280, 10197315, 10346544, 10877136, 11783564, 12933180, 13596420, 14729455, 16315704, 17244240, 17675346, 18128560, 20394630, 23567128, 25866360, 26513019, 27192840, 29458910, 32631408, 35350692, 40789260, 44188365, 47134256, 51732720, 53026038, 54385680, 58917820, 70701384, 81578520, 88376730, 106052076, 117835640, 132565095, 141402768, 163157040, 176753460, 212104152, 235671280, 265130190, 353506920, 424208304, 530260380, 707013840, 1060520760, 2121041520]

約数ペア:

[(1, 2121041520), (2, 1060520760), (3, 707013840), (4, 530260380), (5, 424208304), (6, 353506920), (8, 265130190), (9, 235671280), (10, 212104152), (12, 176753460), (13, 163157040), (15, 141402768), (16, 132565095), (18, 117835640), (20, 106052076), (24, 88376730), (26, 81578520), (30, 70701384), (36, 58917820), (39, 54385680), (40, 53026038), (41, 51732720), (45, 47134256), (48, 44188365), (52, 40789260), (60, 35350692), (65, 32631408), (72, 29458910), (78, 27192840), (80, 26513019), (82, 25866360), (90, 23567128), (104, 20394630), (117, 18128560), (120, 17675346), (123, 17244240), (130, 16315704), (144, 14729455), (156, 13596420), (164, 12933180), (180, 11783564), (195, 10877136), (205, 10346544), (208, 10197315), (234, 9064280), (240, 8837673), (246, 8622120), (260, 8157852), (312, 6798210), (328, 6466590), (360, 5891782), (369, 5748080), (390, 5438568), (410, 5173272), (468, 4532140), (492, 4311060), (520, 4078926), (533, 3979440), (585, 3625712), (615, 3448848), (624, 3399105), (656, 3233295), (720, 2945891), (738, 2874040), (780, 2719284), (820, 2586636), (936, 2266070), (984, 2155530), (1040, 2039463), (1066, 1989720), (1170, 1812856), (1230, 1724424), (1476, 1437020), (1560, 1359642), (1599, 1326480), (1640, 1293318), (1845, 1149616), (1872, 1133035), (1968, 1077765), (2132, 994860), (2340, 906428), (2460, 862212), (2665, 795888), (2952, 718510), (3120, 679821), (3198, 663240), (3280, 646659), (3690, 574808), (4264, 497430), (4680, 453214), (4797, 442160), (4920, 431106), (5330, 397944), (5527, 383760), (5904, 359255), (6396, 331620), (7380, 287404), (7995, 265296), (8528, 248715), (9360, 226607), (9594, 221080), (9840, 215553), (10660, 198972), (11054, 191880), (12792, 165810), (14760, 143702), (15990, 132648), (16581, 127920), (19188, 110540), (21320, 99486), (22108, 95940), (23985, 88432), (25584, 82905), (27635, 76752), (29520, 71851), (31980, 66324), (33162, 63960), (38376, 55270), (42640, 49743), (44216, 47970)]