81502800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:2997

約数の個数: 120

約数和(自身を含む): 272524224

約数和(自身を除く): 191021424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 40, 46, 48, 50, 60, 69, 75, 80, 92, 100, 115, 120, 138, 150, 184, 200, 230, 240, 276, 300, 345, 368, 400, 460, 552, 575, 600, 690, 920, 1104, 1150, 1200, 1380, 1725, 1840, 2300, 2760, 2953, 3450, 4600, 5520, 5906, 6900, 8859, 9200, 11812, 13800, 14765, 17718, 23624, 27600, 29530, 35436, 44295, 47248, 59060, 67919, 70872, 73825, 88590, 118120, 135838, 141744, 147650, 177180, 203757, 221475, 236240, 271676, 295300, 339595, 354360, 407514, 442950, 543352, 590600, 679190, 708720, 815028, 885900, 1018785, 1086704, 1181200, 1358380, 1630056, 1697975, 1771800, 2037570, 2716760, 3260112, 3395950, 3543600, 4075140, 5093925, 5433520, 6791900, 8150280, 10187850, 13583800, 16300560, 20375700, 27167600, 40751400, 81502800]

約数ペア:

[(1, 81502800), (2, 40751400), (3, 27167600), (4, 20375700), (5, 16300560), (6, 13583800), (8, 10187850), (10, 8150280), (12, 6791900), (15, 5433520), (16, 5093925), (20, 4075140), (23, 3543600), (24, 3395950), (25, 3260112), (30, 2716760), (40, 2037570), (46, 1771800), (48, 1697975), (50, 1630056), (60, 1358380), (69, 1181200), (75, 1086704), (80, 1018785), (92, 885900), (100, 815028), (115, 708720), (120, 679190), (138, 590600), (150, 543352), (184, 442950), (200, 407514), (230, 354360), (240, 339595), (276, 295300), (300, 271676), (345, 236240), (368, 221475), (400, 203757), (460, 177180), (552, 147650), (575, 141744), (600, 135838), (690, 118120), (920, 88590), (1104, 73825), (1150, 70872), (1200, 67919), (1380, 59060), (1725, 47248), (1840, 44295), (2300, 35436), (2760, 29530), (2953, 27600), (3450, 23624), (4600, 17718), (5520, 14765), (5906, 13800), (6900, 11812), (8859, 9200)]