996816780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:938

約数の個数: 240

約数和(自身を含む): 3372171264

約数和(自身を除く): 2375354484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 31, 36, 45, 46, 54, 60, 62, 69, 81, 90, 92, 93, 108, 115, 124, 135, 138, 155, 162, 180, 186, 207, 230, 270, 276, 279, 310, 324, 345, 372, 405, 414, 460, 465, 540, 558, 620, 621, 690, 713, 810, 828, 837, 863, 930, 1035, 1116, 1242, 1380, 1395, 1426, 1620, 1674, 1726, 1860, 1863, 2070, 2139, 2484, 2511, 2589, 2790, 2852, 3105, 3348, 3452, 3565, 3726, 4140, 4185, 4278, 4315, 5022, 5178, 5580, 6210, 6417, 7130, 7452, 7767, 8370, 8556, 8630, 9315, 10044, 10356, 10695, 12420, 12555, 12834, 12945, 14260, 15534, 16740, 17260, 18630, 19251, 19849, 21390, 23301, 25110, 25668, 25890, 26753, 31068, 32085, 37260, 38502, 38835, 39698, 42780, 46602, 50220, 51780, 53506, 57753, 59547, 64170, 69903, 77004, 77670, 79396, 80259, 93204, 96255, 99245, 107012, 115506, 116505, 119094, 128340, 133765, 139806, 155340, 160518, 178641, 192510, 198490, 231012, 233010, 238188, 240777, 267530, 279612, 288765, 297735, 321036, 349515, 357282, 385020, 396980, 401295, 466020, 481554, 535060, 535923, 577530, 595470, 615319, 699030, 714564, 722331, 802590, 893205, 963108, 1071846, 1155060, 1190940, 1203885, 1230638, 1398060, 1444662, 1605180, 1607769, 1786410, 1845957, 2143692, 2166993, 2407770, 2461276, 2679615, 2889324, 3076595, 3215538, 3572820, 3611655, 3691914, 4333986, 4815540, 5359230, 5537871, 6153190, 6431076, 7223310, 7383828, 8038845, 8667972, 9229785, 10718460, 10834965, 11075742, 12306380, 14446620, 16077690, 16613613, 18459570, 21669930, 22151484, 27689355, 32155380, 33227226, 36919140, 43339860, 49840839, 55378710, 66454452, 83068065, 99681678, 110757420, 166136130, 199363356, 249204195, 332272260, 498408390, 996816780]

約数ペア:

[(1, 996816780), (2, 498408390), (3, 332272260), (4, 249204195), (5, 199363356), (6, 166136130), (9, 110757420), (10, 99681678), (12, 83068065), (15, 66454452), (18, 55378710), (20, 49840839), (23, 43339860), (27, 36919140), (30, 33227226), (31, 32155380), (36, 27689355), (45, 22151484), (46, 21669930), (54, 18459570), (60, 16613613), (62, 16077690), (69, 14446620), (81, 12306380), (90, 11075742), (92, 10834965), (93, 10718460), (108, 9229785), (115, 8667972), (124, 8038845), (135, 7383828), (138, 7223310), (155, 6431076), (162, 6153190), (180, 5537871), (186, 5359230), (207, 4815540), (230, 4333986), (270, 3691914), (276, 3611655), (279, 3572820), (310, 3215538), (324, 3076595), (345, 2889324), (372, 2679615), (405, 2461276), (414, 2407770), (460, 2166993), (465, 2143692), (540, 1845957), (558, 1786410), (620, 1607769), (621, 1605180), (690, 1444662), (713, 1398060), (810, 1230638), (828, 1203885), (837, 1190940), (863, 1155060), (930, 1071846), (1035, 963108), (1116, 893205), (1242, 802590), (1380, 722331), (1395, 714564), (1426, 699030), (1620, 615319), (1674, 595470), (1726, 577530), (1860, 535923), (1863, 535060), (2070, 481554), (2139, 466020), (2484, 401295), (2511, 396980), (2589, 385020), (2790, 357282), (2852, 349515), (3105, 321036), (3348, 297735), (3452, 288765), (3565, 279612), (3726, 267530), (4140, 240777), (4185, 238188), (4278, 233010), (4315, 231012), (5022, 198490), (5178, 192510), (5580, 178641), (6210, 160518), (6417, 155340), (7130, 139806), (7452, 133765), (7767, 128340), (8370, 119094), (8556, 116505), (8630, 115506), (9315, 107012), (10044, 99245), (10356, 96255), (10695, 93204), (12420, 80259), (12555, 79396), (12834, 77670), (12945, 77004), (14260, 69903), (15534, 64170), (16740, 59547), (17260, 57753), (18630, 53506), (19251, 51780), (19849, 50220), (21390, 46602), (23301, 42780), (25110, 39698), (25668, 38835), (25890, 38502), (26753, 37260), (31068, 32085)]