201729873040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7919}}^1\times {\mathrm{18731}}^1$

素因数の和:26680

約数の個数: 80

約数和(自身を含む): 496700709120

約数和(自身を除く): 294970836080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 7919, 15838, 18731, 31676, 37462, 39595, 63352, 74924, 79190, 93655, 126704, 134623, 149848, 158380, 187310, 269246, 299696, 316760, 318427, 374620, 538492, 633520, 636854, 673115, 749240, 1076984, 1273708, 1346230, 1498480, 1592135, 2153968, 2547416, 2692460, 3184270, 5094832, 5384920, 6368540, 10769840, 12737080, 25474160, 148330789, 296661578, 593323156, 741653945, 1186646312, 1483307890, 2373292624, 2521623413, 2966615780, 5043246826, 5933231560, 10086493652, 11866463120, 12608117065, 20172987304, 25216234130, 40345974608, 50432468260, 100864936520, 201729873040]

約数ペア:

[(1, 201729873040), (2, 100864936520), (4, 50432468260), (5, 40345974608), (8, 25216234130), (10, 20172987304), (16, 12608117065), (17, 11866463120), (20, 10086493652), (34, 5933231560), (40, 5043246826), (68, 2966615780), (80, 2521623413), (85, 2373292624), (136, 1483307890), (170, 1186646312), (272, 741653945), (340, 593323156), (680, 296661578), (1360, 148330789), (7919, 25474160), (15838, 12737080), (18731, 10769840), (31676, 6368540), (37462, 5384920), (39595, 5094832), (63352, 3184270), (74924, 2692460), (79190, 2547416), (93655, 2153968), (126704, 1592135), (134623, 1498480), (149848, 1346230), (158380, 1273708), (187310, 1076984), (269246, 749240), (299696, 673115), (316760, 636854), (318427, 633520), (374620, 538492)]