5321520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:427

約数の個数: 120

約数和(自身を含む): 18860400

約数和(自身を除く): 13538880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 389, 456, 570, 684, 720, 760, 778, 855, 912, 1140, 1167, 1368, 1520, 1556, 1710, 1945, 2280, 2334, 2736, 3112, 3420, 3501, 3890, 4560, 4668, 5835, 6224, 6840, 7002, 7391, 7780, 9336, 11670, 13680, 14004, 14782, 15560, 17505, 18672, 22173, 23340, 28008, 29564, 31120, 35010, 36955, 44346, 46680, 56016, 59128, 66519, 70020, 73910, 88692, 93360, 110865, 118256, 133038, 140040, 147820, 177384, 221730, 266076, 280080, 295640, 332595, 354768, 443460, 532152, 591280, 665190, 886920, 1064304, 1330380, 1773840, 2660760, 5321520]

約数ペア:

[(1, 5321520), (2, 2660760), (3, 1773840), (4, 1330380), (5, 1064304), (6, 886920), (8, 665190), (9, 591280), (10, 532152), (12, 443460), (15, 354768), (16, 332595), (18, 295640), (19, 280080), (20, 266076), (24, 221730), (30, 177384), (36, 147820), (38, 140040), (40, 133038), (45, 118256), (48, 110865), (57, 93360), (60, 88692), (72, 73910), (76, 70020), (80, 66519), (90, 59128), (95, 56016), (114, 46680), (120, 44346), (144, 36955), (152, 35010), (171, 31120), (180, 29564), (190, 28008), (228, 23340), (240, 22173), (285, 18672), (304, 17505), (342, 15560), (360, 14782), (380, 14004), (389, 13680), (456, 11670), (570, 9336), (684, 7780), (720, 7391), (760, 7002), (778, 6840), (855, 6224), (912, 5835), (1140, 4668), (1167, 4560), (1368, 3890), (1520, 3501), (1556, 3420), (1710, 3112), (1945, 2736), (2280, 2334)]