15247500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 47234880

約数和(自身を除く): 31987380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 107, 114, 125, 150, 190, 214, 228, 250, 285, 300, 321, 375, 380, 428, 475, 500, 535, 570, 625, 642, 750, 950, 1070, 1140, 1250, 1284, 1425, 1500, 1605, 1875, 1900, 2033, 2140, 2375, 2500, 2675, 2850, 3210, 3750, 4066, 4750, 5350, 5700, 6099, 6420, 7125, 7500, 8025, 8132, 9500, 10165, 10700, 11875, 12198, 13375, 14250, 16050, 20330, 23750, 24396, 26750, 28500, 30495, 32100, 35625, 40125, 40660, 47500, 50825, 53500, 60990, 66875, 71250, 80250, 101650, 121980, 133750, 142500, 152475, 160500, 200625, 203300, 254125, 267500, 304950, 401250, 508250, 609900, 762375, 802500, 1016500, 1270625, 1524750, 2541250, 3049500, 3811875, 5082500, 7623750, 15247500]

約数ペア:

[(1, 15247500), (2, 7623750), (3, 5082500), (4, 3811875), (5, 3049500), (6, 2541250), (10, 1524750), (12, 1270625), (15, 1016500), (19, 802500), (20, 762375), (25, 609900), (30, 508250), (38, 401250), (50, 304950), (57, 267500), (60, 254125), (75, 203300), (76, 200625), (95, 160500), (100, 152475), (107, 142500), (114, 133750), (125, 121980), (150, 101650), (190, 80250), (214, 71250), (228, 66875), (250, 60990), (285, 53500), (300, 50825), (321, 47500), (375, 40660), (380, 40125), (428, 35625), (475, 32100), (500, 30495), (535, 28500), (570, 26750), (625, 24396), (642, 23750), (750, 20330), (950, 16050), (1070, 14250), (1140, 13375), (1250, 12198), (1284, 11875), (1425, 10700), (1500, 10165), (1605, 9500), (1875, 8132), (1900, 8025), (2033, 7500), (2140, 7125), (2375, 6420), (2500, 6099), (2675, 5700), (2850, 5350), (3210, 4750), (3750, 4066)]