72908520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3181}}^1$

素因数の和:3386

約数の個数: 64

約数和(自身を含む): 219939840

約数和(自身を除く): 147031320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3181, 3820, 4584, 5730, 6362, 7640, 9543, 11460, 12724, 15905, 19086, 22920, 25448, 31810, 38172, 47715, 63620, 76344, 95430, 127240, 190860, 381720, 607571, 1215142, 1822713, 2430284, 3037855, 3645426, 4860568, 6075710, 7290852, 9113565, 12151420, 14581704, 18227130, 24302840, 36454260, 72908520]

約数ペア:

[(1, 72908520), (2, 36454260), (3, 24302840), (4, 18227130), (5, 14581704), (6, 12151420), (8, 9113565), (10, 7290852), (12, 6075710), (15, 4860568), (20, 3645426), (24, 3037855), (30, 2430284), (40, 1822713), (60, 1215142), (120, 607571), (191, 381720), (382, 190860), (573, 127240), (764, 95430), (955, 76344), (1146, 63620), (1528, 47715), (1910, 38172), (2292, 31810), (2865, 25448), (3181, 22920), (3820, 19086), (4584, 15905), (5730, 12724), (6362, 11460), (7640, 9543)]