315720900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31891}}^1$

素因数の和:31922

約数の個数: 108

約数和(自身を含む): 1079607984

約数和(自身を除く): 763887084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 132, 150, 165, 180, 198, 220, 225, 275, 300, 330, 396, 450, 495, 550, 660, 825, 900, 990, 1100, 1650, 1980, 2475, 3300, 4950, 9900, 31891, 63782, 95673, 127564, 159455, 191346, 287019, 318910, 350801, 382692, 478365, 574038, 637820, 701602, 797275, 956730, 1052403, 1148076, 1403204, 1435095, 1594550, 1754005, 1913460, 2104806, 2391825, 2870190, 3157209, 3189100, 3508010, 4209612, 4783650, 5262015, 5740380, 6314418, 7016020, 7175475, 8770025, 9567300, 10524030, 12628836, 14350950, 15786045, 17540050, 21048060, 26310075, 28701900, 31572090, 35080100, 52620150, 63144180, 78930225, 105240300, 157860450, 315720900]

約数ペア:

[(1, 315720900), (2, 157860450), (3, 105240300), (4, 78930225), (5, 63144180), (6, 52620150), (9, 35080100), (10, 31572090), (11, 28701900), (12, 26310075), (15, 21048060), (18, 17540050), (20, 15786045), (22, 14350950), (25, 12628836), (30, 10524030), (33, 9567300), (36, 8770025), (44, 7175475), (45, 7016020), (50, 6314418), (55, 5740380), (60, 5262015), (66, 4783650), (75, 4209612), (90, 3508010), (99, 3189100), (100, 3157209), (110, 2870190), (132, 2391825), (150, 2104806), (165, 1913460), (180, 1754005), (198, 1594550), (220, 1435095), (225, 1403204), (275, 1148076), (300, 1052403), (330, 956730), (396, 797275), (450, 701602), (495, 637820), (550, 574038), (660, 478365), (825, 382692), (900, 350801), (990, 318910), (1100, 287019), (1650, 191346), (1980, 159455), (2475, 127564), (3300, 95673), (4950, 63782), (9900, 31891)]