1089909280

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 2742526080

約数和(自身を除く): 1652616800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 79, 80, 92, 115, 158, 160, 163, 184, 230, 316, 326, 368, 395, 460, 529, 632, 652, 736, 790, 815, 920, 1058, 1264, 1304, 1580, 1630, 1817, 1840, 2116, 2528, 2608, 2645, 3160, 3260, 3634, 3680, 3749, 4232, 5216, 5290, 6320, 6520, 7268, 7498, 8464, 9085, 10580, 12640, 12877, 13040, 14536, 14996, 16928, 18170, 18745, 21160, 25754, 26080, 29072, 29992, 36340, 37490, 41791, 42320, 51508, 58144, 59984, 64385, 72680, 74980, 83582, 84640, 86227, 103016, 119968, 128770, 145360, 149960, 167164, 172454, 206032, 208955, 257540, 290720, 296171, 299920, 334328, 344908, 412064, 417910, 431135, 515080, 592342, 599840, 668656, 689816, 835820, 862270, 1030160, 1184684, 1337312, 1379632, 1480855, 1671640, 1724540, 2060320, 2369368, 2759264, 2961710, 3343280, 3449080, 4738736, 5923420, 6686560, 6811933, 6898160, 9477472, 11846840, 13623866, 13796320, 23693680, 27247732, 34059665, 47387360, 54495464, 68119330, 108990928, 136238660, 217981856, 272477320, 544954640, 1089909280]

約数ペア:

[(1, 1089909280), (2, 544954640), (4, 272477320), (5, 217981856), (8, 136238660), (10, 108990928), (16, 68119330), (20, 54495464), (23, 47387360), (32, 34059665), (40, 27247732), (46, 23693680), (79, 13796320), (80, 13623866), (92, 11846840), (115, 9477472), (158, 6898160), (160, 6811933), (163, 6686560), (184, 5923420), (230, 4738736), (316, 3449080), (326, 3343280), (368, 2961710), (395, 2759264), (460, 2369368), (529, 2060320), (632, 1724540), (652, 1671640), (736, 1480855), (790, 1379632), (815, 1337312), (920, 1184684), (1058, 1030160), (1264, 862270), (1304, 835820), (1580, 689816), (1630, 668656), (1817, 599840), (1840, 592342), (2116, 515080), (2528, 431135), (2608, 417910), (2645, 412064), (3160, 344908), (3260, 334328), (3634, 299920), (3680, 296171), (3749, 290720), (4232, 257540), (5216, 208955), (5290, 206032), (6320, 172454), (6520, 167164), (7268, 149960), (7498, 145360), (8464, 128770), (9085, 119968), (10580, 103016), (12640, 86227), (12877, 84640), (13040, 83582), (14536, 74980), (14996, 72680), (16928, 64385), (18170, 59984), (18745, 58144), (21160, 51508), (25754, 42320), (26080, 41791), (29072, 37490), (29992, 36340)]