31495320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{983}}^1$

素因数の和:1089

約数の個数: 96

約数和(自身を含む): 103615200

約数和(自身を除く): 72119880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 712, 801, 890, 983, 1068, 1335, 1602, 1780, 1966, 2136, 2670, 2949, 3204, 3560, 3932, 4005, 4915, 5340, 5898, 6408, 7864, 8010, 8847, 9830, 10680, 11796, 14745, 16020, 17694, 19660, 23592, 29490, 32040, 35388, 39320, 44235, 58980, 70776, 87487, 88470, 117960, 174974, 176940, 262461, 349948, 353880, 437435, 524922, 699896, 787383, 874870, 1049844, 1312305, 1574766, 1749740, 2099688, 2624610, 3149532, 3499480, 3936915, 5249220, 6299064, 7873830, 10498440, 15747660, 31495320]

約数ペア:

[(1, 31495320), (2, 15747660), (3, 10498440), (4, 7873830), (5, 6299064), (6, 5249220), (8, 3936915), (9, 3499480), (10, 3149532), (12, 2624610), (15, 2099688), (18, 1749740), (20, 1574766), (24, 1312305), (30, 1049844), (36, 874870), (40, 787383), (45, 699896), (60, 524922), (72, 437435), (89, 353880), (90, 349948), (120, 262461), (178, 176940), (180, 174974), (267, 117960), (356, 88470), (360, 87487), (445, 70776), (534, 58980), (712, 44235), (801, 39320), (890, 35388), (983, 32040), (1068, 29490), (1335, 23592), (1602, 19660), (1780, 17694), (1966, 16020), (2136, 14745), (2670, 11796), (2949, 10680), (3204, 9830), (3560, 8847), (3932, 8010), (4005, 7864), (4915, 6408), (5340, 5898)]