156984916

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 326073440

約数和(自身を除く): 169088524

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 121, 172, 209, 242, 397, 418, 473, 484, 794, 817, 836, 946, 1588, 1634, 1892, 2299, 3268, 4367, 4598, 5203, 7543, 8734, 8987, 9196, 10406, 15086, 17071, 17468, 17974, 20812, 30172, 34142, 35948, 48037, 68284, 82973, 96074, 98857, 165946, 187781, 192148, 197714, 324349, 331892, 375562, 395428, 648698, 751124, 912703, 1297396, 1825406, 2065591, 3567839, 3650812, 4131182, 7135678, 8262364, 14271356, 39246229, 78492458, 156984916]

約数ペア:

[(1, 156984916), (2, 78492458), (4, 39246229), (11, 14271356), (19, 8262364), (22, 7135678), (38, 4131182), (43, 3650812), (44, 3567839), (76, 2065591), (86, 1825406), (121, 1297396), (172, 912703), (209, 751124), (242, 648698), (397, 395428), (418, 375562), (473, 331892), (484, 324349), (794, 197714), (817, 192148), (836, 187781), (946, 165946), (1588, 98857), (1634, 96074), (1892, 82973), (2299, 68284), (3268, 48037), (4367, 35948), (4598, 34142), (5203, 30172), (7543, 20812), (8734, 17974), (8987, 17468), (9196, 17071), (10406, 15086)]