71613720

素因数分解:

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

素因数の和:108

約数の個数: 240

約数和(自身を含む): 259530480

約数和(自身を除く): 187916760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 31, 36, 40, 45, 46, 54, 60, 62, 69, 72, 81, 90, 92, 93, 108, 115, 120, 124, 135, 138, 155, 162, 180, 184, 186, 207, 216, 230, 248, 270, 276, 279, 310, 324, 345, 360, 372, 405, 414, 460, 465, 540, 552, 558, 620, 621, 648, 690, 713, 744, 810, 828, 837, 920, 930, 961, 1035, 1080, 1116, 1240, 1242, 1380, 1395, 1426, 1620, 1656, 1674, 1860, 1863, 1922, 2070, 2139, 2232, 2484, 2511, 2760, 2790, 2852, 2883, 3105, 3240, 3348, 3565, 3720, 3726, 3844, 4140, 4185, 4278, 4805, 4968, 5022, 5580, 5704, 5766, 6210, 6417, 6696, 7130, 7452, 7688, 8280, 8370, 8556, 8649, 9315, 9610, 10044, 10695, 11160, 11532, 12420, 12555, 12834, 14260, 14415, 14904, 16740, 17112, 17298, 18630, 19220, 19251, 20088, 21390, 22103, 23064, 24840, 25110, 25668, 25947, 28520, 28830, 32085, 33480, 34596, 37260, 38440, 38502, 42780, 43245, 44206, 50220, 51336, 51894, 57660, 57753, 64170, 66309, 69192, 74520, 77004, 77841, 85560, 86490, 88412, 96255, 100440, 103788, 110515, 115320, 115506, 128340, 129735, 132618, 154008, 155682, 172980, 176824, 192510, 198927, 207576, 221030, 231012, 256680, 259470, 265236, 288765, 311364, 331545, 345960, 385020, 389205, 397854, 442060, 462024, 518940, 530472, 577530, 596781, 622728, 663090, 770040, 778410, 795708, 884120, 994635, 1037880, 1155060, 1193562, 1326180, 1556820, 1591416, 1790343, 1989270, 2310120, 2387124, 2652360, 2983905, 3113640, 3580686, 3978540, 4774248, 5967810, 7161372, 7957080, 8951715, 11935620, 14322744, 17903430, 23871240, 35806860, 71613720]

約数ペア:

[(1, 71613720), (2, 35806860), (3, 23871240), (4, 17903430), (5, 14322744), (6, 11935620), (8, 8951715), (9, 7957080), (10, 7161372), (12, 5967810), (15, 4774248), (18, 3978540), (20, 3580686), (23, 3113640), (24, 2983905), (27, 2652360), (30, 2387124), (31, 2310120), (36, 1989270), (40, 1790343), (45, 1591416), (46, 1556820), (54, 1326180), (60, 1193562), (62, 1155060), (69, 1037880), (72, 994635), (81, 884120), (90, 795708), (92, 778410), (93, 770040), (108, 663090), (115, 622728), (120, 596781), (124, 577530), (135, 530472), (138, 518940), (155, 462024), (162, 442060), (180, 397854), (184, 389205), (186, 385020), (207, 345960), (216, 331545), (230, 311364), (248, 288765), (270, 265236), (276, 259470), (279, 256680), (310, 231012), (324, 221030), (345, 207576), (360, 198927), (372, 192510), (405, 176824), (414, 172980), (460, 155682), (465, 154008), (540, 132618), (552, 129735), (558, 128340), (620, 115506), (621, 115320), (648, 110515), (690, 103788), (713, 100440), (744, 96255), (810, 88412), (828, 86490), (837, 85560), (920, 77841), (930, 77004), (961, 74520), (1035, 69192), (1080, 66309), (1116, 64170), (1240, 57753), (1242, 57660), (1380, 51894), (1395, 51336), (1426, 50220), (1620, 44206), (1656, 43245), (1674, 42780), (1860, 38502), (1863, 38440), (1922, 37260), (2070, 34596), (2139, 33480), (2232, 32085), (2484, 28830), (2511, 28520), (2760, 25947), (2790, 25668), (2852, 25110), (2883, 24840), (3105, 23064), (3240, 22103), (3348, 21390), (3565, 20088), (3720, 19251), (3726, 19220), (3844, 18630), (4140, 17298), (4185, 17112), (4278, 16740), (4805, 14904), (4968, 14415), (5022, 14260), (5580, 12834), (5704, 12555), (5766, 12420), (6210, 11532), (6417, 11160), (6696, 10695), (7130, 10044), (7452, 9610), (7688, 9315), (8280, 8649), (8370, 8556)]