215113960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{613}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 502202880

約数和(自身を除く): 287088920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 283, 310, 566, 613, 620, 1132, 1226, 1240, 1415, 2264, 2452, 2830, 3065, 4904, 5660, 6130, 8773, 11320, 12260, 17546, 19003, 24520, 35092, 38006, 43865, 70184, 76012, 87730, 95015, 152024, 173479, 175460, 190030, 346958, 350920, 380060, 693916, 760120, 867395, 1387832, 1734790, 3469580, 5377849, 6939160, 10755698, 21511396, 26889245, 43022792, 53778490, 107556980, 215113960]

約数ペア:

[(1, 215113960), (2, 107556980), (4, 53778490), (5, 43022792), (8, 26889245), (10, 21511396), (20, 10755698), (31, 6939160), (40, 5377849), (62, 3469580), (124, 1734790), (155, 1387832), (248, 867395), (283, 760120), (310, 693916), (566, 380060), (613, 350920), (620, 346958), (1132, 190030), (1226, 175460), (1240, 173479), (1415, 152024), (2264, 95015), (2452, 87730), (2830, 76012), (3065, 70184), (4904, 43865), (5660, 38006), (6130, 35092), (8773, 24520), (11320, 19003), (12260, 17546)]