30478500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:559

約数の個数: 144

約数和(自身を含む): 103744368

約数和(自身を除く): 73265868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 300, 325, 375, 390, 450, 468, 500, 521, 585, 650, 750, 780, 900, 975, 1042, 1125, 1170, 1300, 1500, 1563, 1625, 1950, 2084, 2250, 2340, 2605, 2925, 3126, 3250, 3900, 4500, 4689, 4875, 5210, 5850, 6252, 6500, 6773, 7815, 9378, 9750, 10420, 11700, 13025, 13546, 14625, 15630, 18756, 19500, 20319, 23445, 26050, 27092, 29250, 31260, 33865, 39075, 40638, 46890, 52100, 58500, 60957, 65125, 67730, 78150, 81276, 93780, 101595, 117225, 121914, 130250, 135460, 156300, 169325, 195375, 203190, 234450, 243828, 260500, 304785, 338650, 390750, 406380, 468900, 507975, 586125, 609570, 677300, 781500, 846625, 1015950, 1172250, 1219140, 1523925, 1693250, 2031900, 2344500, 2539875, 3047850, 3386500, 5079750, 6095700, 7619625, 10159500, 15239250, 30478500]

約数ペア:

[(1, 30478500), (2, 15239250), (3, 10159500), (4, 7619625), (5, 6095700), (6, 5079750), (9, 3386500), (10, 3047850), (12, 2539875), (13, 2344500), (15, 2031900), (18, 1693250), (20, 1523925), (25, 1219140), (26, 1172250), (30, 1015950), (36, 846625), (39, 781500), (45, 677300), (50, 609570), (52, 586125), (60, 507975), (65, 468900), (75, 406380), (78, 390750), (90, 338650), (100, 304785), (117, 260500), (125, 243828), (130, 234450), (150, 203190), (156, 195375), (180, 169325), (195, 156300), (225, 135460), (234, 130250), (250, 121914), (260, 117225), (300, 101595), (325, 93780), (375, 81276), (390, 78150), (450, 67730), (468, 65125), (500, 60957), (521, 58500), (585, 52100), (650, 46890), (750, 40638), (780, 39075), (900, 33865), (975, 31260), (1042, 29250), (1125, 27092), (1170, 26050), (1300, 23445), (1500, 20319), (1563, 19500), (1625, 18756), (1950, 15630), (2084, 14625), (2250, 13546), (2340, 13025), (2605, 11700), (2925, 10420), (3126, 9750), (3250, 9378), (3900, 7815), (4500, 6773), (4689, 6500), (4875, 6252), (5210, 5850)]