2561127660

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5791}}^1$

素因数の和:5835

約数の個数: 288

約数和(自身を含む): 9917386752

約数和(自身を除く): 7356259092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 243, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 486, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 972, 1053, 1092, 1134, 1170, 1215, 1260, 1365, 1404, 1620, 1638, 1701, 1755, 1820, 1890, 2106, 2268, 2340, 2430, 2457, 2730, 2835, 3159, 3276, 3402, 3510, 3780, 4095, 4212, 4860, 4914, 5265, 5460, 5670, 5791, 6318, 6804, 7020, 7371, 8190, 8505, 9828, 10530, 11340, 11582, 12285, 12636, 14742, 15795, 16380, 17010, 17373, 21060, 22113, 23164, 24570, 28955, 29484, 31590, 34020, 34746, 36855, 40537, 44226, 49140, 52119, 57910, 63180, 69492, 73710, 75283, 81074, 86865, 88452, 104238, 110565, 115820, 121611, 147420, 150566, 156357, 162148, 173730, 202685, 208476, 221130, 225849, 243222, 260595, 301132, 312714, 347460, 364833, 376415, 405370, 442260, 451698, 469071, 486444, 521190, 526981, 608055, 625428, 677547, 729666, 752830, 781785, 810740, 903396, 938142, 1042380, 1053962, 1094499, 1129245, 1216110, 1355094, 1407213, 1459332, 1505660, 1563570, 1580943, 1824165, 1876284, 2032641, 2107924, 2188998, 2258490, 2345355, 2432220, 2634905, 2710188, 2814426, 3127140, 3161886, 3283497, 3387735, 3648330, 4065282, 4377996, 4516980, 4690710, 4742829, 5269810, 5472495, 5628852, 6097923, 6323772, 6566994, 6775470, 7036065, 7296660, 7904715, 8130564, 9381420, 9485658, 9850491, 10163205, 10539620, 10944990, 12195846, 13133988, 13550940, 14072130, 14228487, 15809430, 16417485, 18293769, 18971316, 19700982, 20326410, 21889980, 23714145, 24391692, 28144260, 28456974, 30489615, 31618860, 32834970, 36587538, 39401964, 40652820, 42685461, 47428290, 49252455, 56913948, 60979230, 65669940, 71142435, 73175076, 85370922, 91468845, 94856580, 98504910, 121958460, 128056383, 142284870, 170741844, 182937690, 197009820, 213427305, 256112766, 284569740, 365875380, 426854610, 512225532, 640281915, 853709220, 1280563830, 2561127660]

約数ペア:

[(1, 2561127660), (2, 1280563830), (3, 853709220), (4, 640281915), (5, 512225532), (6, 426854610), (7, 365875380), (9, 284569740), (10, 256112766), (12, 213427305), (13, 197009820), (14, 182937690), (15, 170741844), (18, 142284870), (20, 128056383), (21, 121958460), (26, 98504910), (27, 94856580), (28, 91468845), (30, 85370922), (35, 73175076), (36, 71142435), (39, 65669940), (42, 60979230), (45, 56913948), (52, 49252455), (54, 47428290), (60, 42685461), (63, 40652820), (65, 39401964), (70, 36587538), (78, 32834970), (81, 31618860), (84, 30489615), (90, 28456974), (91, 28144260), (105, 24391692), (108, 23714145), (117, 21889980), (126, 20326410), (130, 19700982), (135, 18971316), (140, 18293769), (156, 16417485), (162, 15809430), (180, 14228487), (182, 14072130), (189, 13550940), (195, 13133988), (210, 12195846), (234, 10944990), (243, 10539620), (252, 10163205), (260, 9850491), (270, 9485658), (273, 9381420), (315, 8130564), (324, 7904715), (351, 7296660), (364, 7036065), (378, 6775470), (390, 6566994), (405, 6323772), (420, 6097923), (455, 5628852), (468, 5472495), (486, 5269810), (540, 4742829), (546, 4690710), (567, 4516980), (585, 4377996), (630, 4065282), (702, 3648330), (756, 3387735), (780, 3283497), (810, 3161886), (819, 3127140), (910, 2814426), (945, 2710188), (972, 2634905), (1053, 2432220), (1092, 2345355), (1134, 2258490), (1170, 2188998), (1215, 2107924), (1260, 2032641), (1365, 1876284), (1404, 1824165), (1620, 1580943), (1638, 1563570), (1701, 1505660), (1755, 1459332), (1820, 1407213), (1890, 1355094), (2106, 1216110), (2268, 1129245), (2340, 1094499), (2430, 1053962), (2457, 1042380), (2730, 938142), (2835, 903396), (3159, 810740), (3276, 781785), (3402, 752830), (3510, 729666), (3780, 677547), (4095, 625428), (4212, 608055), (4860, 526981), (4914, 521190), (5265, 486444), (5460, 469071), (5670, 451698), (5791, 442260), (6318, 405370), (6804, 376415), (7020, 364833), (7371, 347460), (8190, 312714), (8505, 301132), (9828, 260595), (10530, 243222), (11340, 225849), (11582, 221130), (12285, 208476), (12636, 202685), (14742, 173730), (15795, 162148), (16380, 156357), (17010, 150566), (17373, 147420), (21060, 121611), (22113, 115820), (23164, 110565), (24570, 104238), (28955, 88452), (29484, 86865), (31590, 81074), (34020, 75283), (34746, 73710), (36855, 69492), (40537, 63180), (44226, 57910), (49140, 52119)]