1281557160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2467}}^1$

素因数の和:2537

約数の個数: 256

約数和(自身を含む): 4726713600

約数和(自身を除く): 3445156440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 52, 54, 60, 65, 72, 74, 78, 90, 104, 108, 111, 117, 120, 130, 135, 148, 156, 180, 185, 195, 216, 222, 234, 260, 270, 296, 312, 333, 351, 360, 370, 390, 444, 468, 481, 520, 540, 555, 585, 666, 702, 740, 780, 888, 936, 962, 999, 1080, 1110, 1170, 1332, 1404, 1443, 1480, 1560, 1665, 1755, 1924, 1998, 2220, 2340, 2405, 2467, 2664, 2808, 2886, 3330, 3510, 3848, 3996, 4329, 4440, 4680, 4810, 4934, 4995, 5772, 6660, 7020, 7215, 7401, 7992, 8658, 9620, 9868, 9990, 11544, 12335, 12987, 13320, 14040, 14430, 14802, 17316, 19240, 19736, 19980, 21645, 22203, 24670, 25974, 28860, 29604, 32071, 34632, 37005, 39960, 43290, 44406, 49340, 51948, 57720, 59208, 64142, 64935, 66609, 74010, 86580, 88812, 91279, 96213, 98680, 103896, 111015, 128284, 129870, 133218, 148020, 160355, 173160, 177624, 182558, 192426, 222030, 256568, 259740, 266436, 273837, 288639, 296040, 320710, 333045, 365116, 384852, 444060, 456395, 481065, 519480, 532872, 547674, 577278, 641420, 666090, 730232, 769704, 821511, 865917, 888120, 912790, 962130, 1095348, 1154556, 1186627, 1282840, 1332180, 1369185, 1443195, 1643022, 1731834, 1825580, 1924260, 2190696, 2309112, 2373254, 2464533, 2664360, 2738370, 2886390, 3286044, 3463668, 3559881, 3651160, 3848520, 4107555, 4329585, 4746508, 4929066, 5476740, 5772780, 5933135, 6572088, 6927336, 7119762, 8215110, 8659170, 9493016, 9858132, 10679643, 10953480, 11545560, 11866270, 12322665, 14239524, 16430220, 17318340, 17799405, 19716264, 21359286, 23732540, 24645330, 28479048, 32038929, 32860440, 34636680, 35598810, 42718572, 47465080, 49290660, 53398215, 64077858, 71197620, 85437144, 98581320, 106796430, 128155716, 142395240, 160194645, 213592860, 256311432, 320389290, 427185720, 640778580, 1281557160]

約数ペア:

[(1, 1281557160), (2, 640778580), (3, 427185720), (4, 320389290), (5, 256311432), (6, 213592860), (8, 160194645), (9, 142395240), (10, 128155716), (12, 106796430), (13, 98581320), (15, 85437144), (18, 71197620), (20, 64077858), (24, 53398215), (26, 49290660), (27, 47465080), (30, 42718572), (36, 35598810), (37, 34636680), (39, 32860440), (40, 32038929), (45, 28479048), (52, 24645330), (54, 23732540), (60, 21359286), (65, 19716264), (72, 17799405), (74, 17318340), (78, 16430220), (90, 14239524), (104, 12322665), (108, 11866270), (111, 11545560), (117, 10953480), (120, 10679643), (130, 9858132), (135, 9493016), (148, 8659170), (156, 8215110), (180, 7119762), (185, 6927336), (195, 6572088), (216, 5933135), (222, 5772780), (234, 5476740), (260, 4929066), (270, 4746508), (296, 4329585), (312, 4107555), (333, 3848520), (351, 3651160), (360, 3559881), (370, 3463668), (390, 3286044), (444, 2886390), (468, 2738370), (481, 2664360), (520, 2464533), (540, 2373254), (555, 2309112), (585, 2190696), (666, 1924260), (702, 1825580), (740, 1731834), (780, 1643022), (888, 1443195), (936, 1369185), (962, 1332180), (999, 1282840), (1080, 1186627), (1110, 1154556), (1170, 1095348), (1332, 962130), (1404, 912790), (1443, 888120), (1480, 865917), (1560, 821511), (1665, 769704), (1755, 730232), (1924, 666090), (1998, 641420), (2220, 577278), (2340, 547674), (2405, 532872), (2467, 519480), (2664, 481065), (2808, 456395), (2886, 444060), (3330, 384852), (3510, 365116), (3848, 333045), (3996, 320710), (4329, 296040), (4440, 288639), (4680, 273837), (4810, 266436), (4934, 259740), (4995, 256568), (5772, 222030), (6660, 192426), (7020, 182558), (7215, 177624), (7401, 173160), (7992, 160355), (8658, 148020), (9620, 133218), (9868, 129870), (9990, 128284), (11544, 111015), (12335, 103896), (12987, 98680), (13320, 96213), (14040, 91279), (14430, 88812), (14802, 86580), (17316, 74010), (19240, 66609), (19736, 64935), (19980, 64142), (21645, 59208), (22203, 57720), (24670, 51948), (25974, 49340), (28860, 44406), (29604, 43290), (32071, 39960), (34632, 37005)]