28347360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:900

約数の個数: 96

約数和(自身を含む): 90629280

約数和(自身を除く): 62281920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 73, 80, 96, 120, 146, 160, 219, 240, 292, 365, 438, 480, 584, 730, 809, 876, 1095, 1168, 1460, 1618, 1752, 2190, 2336, 2427, 2920, 3236, 3504, 4045, 4380, 4854, 5840, 6472, 7008, 8090, 8760, 9708, 11680, 12135, 12944, 16180, 17520, 19416, 24270, 25888, 32360, 35040, 38832, 48540, 59057, 64720, 77664, 97080, 118114, 129440, 177171, 194160, 236228, 295285, 354342, 388320, 472456, 590570, 708684, 885855, 944912, 1181140, 1417368, 1771710, 1889824, 2362280, 2834736, 3543420, 4724560, 5669472, 7086840, 9449120, 14173680, 28347360]

約数ペア:

[(1, 28347360), (2, 14173680), (3, 9449120), (4, 7086840), (5, 5669472), (6, 4724560), (8, 3543420), (10, 2834736), (12, 2362280), (15, 1889824), (16, 1771710), (20, 1417368), (24, 1181140), (30, 944912), (32, 885855), (40, 708684), (48, 590570), (60, 472456), (73, 388320), (80, 354342), (96, 295285), (120, 236228), (146, 194160), (160, 177171), (219, 129440), (240, 118114), (292, 97080), (365, 77664), (438, 64720), (480, 59057), (584, 48540), (730, 38832), (809, 35040), (876, 32360), (1095, 25888), (1168, 24270), (1460, 19416), (1618, 17520), (1752, 16180), (2190, 12944), (2336, 12135), (2427, 11680), (2920, 9708), (3236, 8760), (3504, 8090), (4045, 7008), (4380, 6472), (4854, 5840)]