2516280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1640

約数の個数: 64

約数和(自身を含む): 8134560

約数和(自身を除く): 5618280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1613, 3226, 4839, 6452, 8065, 9678, 12904, 16130, 19356, 20969, 24195, 32260, 38712, 41938, 48390, 62907, 64520, 83876, 96780, 104845, 125814, 167752, 193560, 209690, 251628, 314535, 419380, 503256, 629070, 838760, 1258140, 2516280]

約数ペア:

[(1, 2516280), (2, 1258140), (3, 838760), (4, 629070), (5, 503256), (6, 419380), (8, 314535), (10, 251628), (12, 209690), (13, 193560), (15, 167752), (20, 125814), (24, 104845), (26, 96780), (30, 83876), (39, 64520), (40, 62907), (52, 48390), (60, 41938), (65, 38712), (78, 32260), (104, 24195), (120, 20969), (130, 19356), (156, 16130), (195, 12904), (260, 9678), (312, 8065), (390, 6452), (520, 4839), (780, 3226), (1560, 1613)]