68540520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13931}}^1$

素因数の和:13986

約数の個数: 64

約数和(自身を含む): 210651840

約数和(自身を除く): 142111320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 13931, 27862, 41793, 55724, 69655, 83586, 111448, 139310, 167172, 208965, 278620, 334344, 417930, 557240, 571171, 835860, 1142342, 1671720, 1713513, 2284684, 2855855, 3427026, 4569368, 5711710, 6854052, 8567565, 11423420, 13708104, 17135130, 22846840, 34270260, 68540520]

約数ペア:

[(1, 68540520), (2, 34270260), (3, 22846840), (4, 17135130), (5, 13708104), (6, 11423420), (8, 8567565), (10, 6854052), (12, 5711710), (15, 4569368), (20, 3427026), (24, 2855855), (30, 2284684), (40, 1713513), (41, 1671720), (60, 1142342), (82, 835860), (120, 571171), (123, 557240), (164, 417930), (205, 334344), (246, 278620), (328, 208965), (410, 167172), (492, 139310), (615, 111448), (820, 83586), (984, 69655), (1230, 55724), (1640, 41793), (2460, 27862), (4920, 13931)]