15307500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 48372016

約数和(自身を除く): 33064516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 157, 195, 250, 260, 300, 314, 325, 375, 390, 471, 500, 625, 628, 650, 750, 780, 785, 942, 975, 1250, 1300, 1500, 1570, 1625, 1875, 1884, 1950, 2041, 2355, 2500, 3140, 3250, 3750, 3900, 3925, 4082, 4710, 4875, 6123, 6500, 7500, 7850, 8125, 8164, 9420, 9750, 10205, 11775, 12246, 15700, 16250, 19500, 19625, 20410, 23550, 24375, 24492, 30615, 32500, 39250, 40820, 47100, 48750, 51025, 58875, 61230, 78500, 97500, 98125, 102050, 117750, 122460, 153075, 196250, 204100, 235500, 255125, 294375, 306150, 392500, 510250, 588750, 612300, 765375, 1020500, 1177500, 1275625, 1530750, 2551250, 3061500, 3826875, 5102500, 7653750, 15307500]

約数ペア:

[(1, 15307500), (2, 7653750), (3, 5102500), (4, 3826875), (5, 3061500), (6, 2551250), (10, 1530750), (12, 1275625), (13, 1177500), (15, 1020500), (20, 765375), (25, 612300), (26, 588750), (30, 510250), (39, 392500), (50, 306150), (52, 294375), (60, 255125), (65, 235500), (75, 204100), (78, 196250), (100, 153075), (125, 122460), (130, 117750), (150, 102050), (156, 98125), (157, 97500), (195, 78500), (250, 61230), (260, 58875), (300, 51025), (314, 48750), (325, 47100), (375, 40820), (390, 39250), (471, 32500), (500, 30615), (625, 24492), (628, 24375), (650, 23550), (750, 20410), (780, 19625), (785, 19500), (942, 16250), (975, 15700), (1250, 12246), (1300, 11775), (1500, 10205), (1570, 9750), (1625, 9420), (1875, 8164), (1884, 8125), (1950, 7850), (2041, 7500), (2355, 6500), (2500, 6123), (3140, 4875), (3250, 4710), (3750, 4082), (3900, 3925)]