72987642

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4985

約数の個数: 80

約数和(自身を含む): 201328512

約数和(自身を除く): 128340870

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1638, 2106, 2457, 4914, 4951, 7371, 9902, 14742, 14853, 29706, 34657, 44559, 64363, 69314, 89118, 103971, 128726, 133677, 193089, 207942, 267354, 311913, 386178, 401031, 450541, 579267, 623826, 802062, 901082, 935739, 1158534, 1351623, 1737801, 1871478, 2703246, 2807217, 3475602, 4054869, 5213403, 5614434, 8109738, 10426806, 12164607, 24329214, 36493821, 72987642]

約数ペア:

[(1, 72987642), (2, 36493821), (3, 24329214), (6, 12164607), (7, 10426806), (9, 8109738), (13, 5614434), (14, 5213403), (18, 4054869), (21, 3475602), (26, 2807217), (27, 2703246), (39, 1871478), (42, 1737801), (54, 1351623), (63, 1158534), (78, 935739), (81, 901082), (91, 802062), (117, 623826), (126, 579267), (162, 450541), (182, 401031), (189, 386178), (234, 311913), (273, 267354), (351, 207942), (378, 193089), (546, 133677), (567, 128726), (702, 103971), (819, 89118), (1053, 69314), (1134, 64363), (1638, 44559), (2106, 34657), (2457, 29706), (4914, 14853), (4951, 14742), (7371, 9902)]