214909190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 419904000

約数和(自身を除く): 204994810

約数列:

[1, 2, 5, 10, 19, 38, 71, 89, 95, 142, 178, 179, 190, 355, 358, 445, 710, 890, 895, 1349, 1691, 1790, 2698, 3382, 3401, 6319, 6745, 6802, 8455, 12638, 12709, 13490, 15931, 16910, 17005, 25418, 31595, 31862, 34010, 63190, 63545, 79655, 120061, 127090, 159310, 240122, 241471, 302689, 482942, 600305, 605378, 1131101, 1200610, 1207355, 1513445, 2262202, 2414710, 3026890, 5655505, 11311010, 21490919, 42981838, 107454595, 214909190]

約数ペア:

[(1, 214909190), (2, 107454595), (5, 42981838), (10, 21490919), (19, 11311010), (38, 5655505), (71, 3026890), (89, 2414710), (95, 2262202), (142, 1513445), (178, 1207355), (179, 1200610), (190, 1131101), (355, 605378), (358, 600305), (445, 482942), (710, 302689), (890, 241471), (895, 240122), (1349, 159310), (1691, 127090), (1790, 120061), (2698, 79655), (3382, 63545), (3401, 63190), (6319, 34010), (6745, 31862), (6802, 31595), (8455, 25418), (12638, 17005), (12709, 16910), (13490, 15931)]