280323540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 288

約数和(自身を含む): 1075576320

約数和(自身を除く): 795252780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 28, 30, 34, 35, 36, 42, 45, 46, 51, 60, 63, 68, 69, 70, 84, 85, 90, 92, 102, 105, 115, 119, 126, 138, 140, 153, 161, 170, 180, 204, 207, 210, 230, 238, 252, 255, 276, 306, 315, 322, 340, 345, 357, 391, 414, 420, 460, 476, 483, 510, 569, 595, 612, 630, 644, 690, 714, 765, 782, 805, 828, 966, 1020, 1035, 1071, 1138, 1173, 1190, 1260, 1380, 1428, 1449, 1530, 1564, 1610, 1707, 1785, 1932, 1955, 2070, 2142, 2276, 2346, 2380, 2415, 2737, 2845, 2898, 3060, 3220, 3414, 3519, 3570, 3910, 3983, 4140, 4284, 4692, 4830, 5121, 5355, 5474, 5690, 5796, 5865, 6828, 7038, 7140, 7245, 7820, 7966, 8211, 8535, 9660, 9673, 10242, 10710, 10948, 11380, 11730, 11949, 13087, 13685, 14076, 14490, 15932, 16422, 17070, 17595, 19346, 19915, 20484, 21420, 23460, 23898, 24633, 25605, 26174, 27370, 28980, 29019, 32844, 34140, 35190, 35847, 38692, 39261, 39830, 41055, 47796, 48365, 49266, 51210, 52348, 54740, 58038, 59745, 65435, 67711, 70380, 71694, 78522, 79660, 82110, 87057, 91609, 96730, 98532, 102420, 116076, 117783, 119490, 123165, 130870, 135422, 143388, 145095, 157044, 164220, 174114, 179235, 183218, 193460, 196305, 203133, 222479, 235566, 238980, 246330, 261740, 270844, 274827, 290190, 338555, 348228, 358470, 366436, 392610, 406266, 435285, 444958, 458045, 471132, 492660, 549654, 580380, 588915, 609399, 667437, 677110, 716940, 785220, 812532, 824481, 870570, 889916, 916090, 1015665, 1099308, 1112395, 1177830, 1218798, 1334874, 1354220, 1374135, 1557353, 1648962, 1741140, 1832180, 2002311, 2031330, 2224790, 2355660, 2437596, 2669748, 2748270, 3046995, 3114706, 3297924, 3337185, 4004622, 4062660, 4122405, 4449580, 4672059, 5496540, 6093990, 6229412, 6674370, 7786765, 8009244, 8244810, 9344118, 10011555, 12187980, 13348740, 14016177, 15573530, 16489620, 18688236, 20023110, 23360295, 28032354, 31147060, 40046220, 46720590, 56064708, 70080885, 93441180, 140161770, 280323540]

約数ペア:

[(1, 280323540), (2, 140161770), (3, 93441180), (4, 70080885), (5, 56064708), (6, 46720590), (7, 40046220), (9, 31147060), (10, 28032354), (12, 23360295), (14, 20023110), (15, 18688236), (17, 16489620), (18, 15573530), (20, 14016177), (21, 13348740), (23, 12187980), (28, 10011555), (30, 9344118), (34, 8244810), (35, 8009244), (36, 7786765), (42, 6674370), (45, 6229412), (46, 6093990), (51, 5496540), (60, 4672059), (63, 4449580), (68, 4122405), (69, 4062660), (70, 4004622), (84, 3337185), (85, 3297924), (90, 3114706), (92, 3046995), (102, 2748270), (105, 2669748), (115, 2437596), (119, 2355660), (126, 2224790), (138, 2031330), (140, 2002311), (153, 1832180), (161, 1741140), (170, 1648962), (180, 1557353), (204, 1374135), (207, 1354220), (210, 1334874), (230, 1218798), (238, 1177830), (252, 1112395), (255, 1099308), (276, 1015665), (306, 916090), (315, 889916), (322, 870570), (340, 824481), (345, 812532), (357, 785220), (391, 716940), (414, 677110), (420, 667437), (460, 609399), (476, 588915), (483, 580380), (510, 549654), (569, 492660), (595, 471132), (612, 458045), (630, 444958), (644, 435285), (690, 406266), (714, 392610), (765, 366436), (782, 358470), (805, 348228), (828, 338555), (966, 290190), (1020, 274827), (1035, 270844), (1071, 261740), (1138, 246330), (1173, 238980), (1190, 235566), (1260, 222479), (1380, 203133), (1428, 196305), (1449, 193460), (1530, 183218), (1564, 179235), (1610, 174114), (1707, 164220), (1785, 157044), (1932, 145095), (1955, 143388), (2070, 135422), (2142, 130870), (2276, 123165), (2346, 119490), (2380, 117783), (2415, 116076), (2737, 102420), (2845, 98532), (2898, 96730), (3060, 91609), (3220, 87057), (3414, 82110), (3519, 79660), (3570, 78522), (3910, 71694), (3983, 70380), (4140, 67711), (4284, 65435), (4692, 59745), (4830, 58038), (5121, 54740), (5355, 52348), (5474, 51210), (5690, 49266), (5796, 48365), (5865, 47796), (6828, 41055), (7038, 39830), (7140, 39261), (7245, 38692), (7820, 35847), (7966, 35190), (8211, 34140), (8535, 32844), (9660, 29019), (9673, 28980), (10242, 27370), (10710, 26174), (10948, 25605), (11380, 24633), (11730, 23898), (11949, 23460), (13087, 21420), (13685, 20484), (14076, 19915), (14490, 19346), (15932, 17595), (16422, 17070)]