129666944

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 306979200

約数和(自身を除く): 177312256

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 37, 38, 44, 64, 74, 76, 88, 128, 131, 148, 152, 176, 209, 262, 296, 304, 352, 407, 418, 524, 592, 608, 703, 704, 814, 836, 1048, 1184, 1216, 1406, 1408, 1441, 1628, 1672, 2096, 2368, 2432, 2489, 2812, 2882, 3256, 3344, 4192, 4736, 4847, 4978, 5624, 5764, 6512, 6688, 7733, 8384, 9694, 9956, 11248, 11528, 13024, 13376, 15466, 16768, 19388, 19912, 22496, 23056, 26048, 26752, 27379, 30932, 38776, 39824, 44992, 46112, 52096, 53317, 54758, 61864, 77552, 79648, 89984, 92093, 92224, 106634, 109516, 123728, 155104, 159296, 184186, 184448, 213268, 219032, 247456, 310208, 318592, 368372, 426536, 438064, 494912, 620416, 736744, 853072, 876128, 989824, 1013023, 1473488, 1706144, 1752256, 2026046, 2946976, 3412288, 3504512, 4052092, 5893952, 6824576, 8104184, 11787904, 16208368, 32416736, 64833472, 129666944]

約数ペア:

[(1, 129666944), (2, 64833472), (4, 32416736), (8, 16208368), (11, 11787904), (16, 8104184), (19, 6824576), (22, 5893952), (32, 4052092), (37, 3504512), (38, 3412288), (44, 2946976), (64, 2026046), (74, 1752256), (76, 1706144), (88, 1473488), (128, 1013023), (131, 989824), (148, 876128), (152, 853072), (176, 736744), (209, 620416), (262, 494912), (296, 438064), (304, 426536), (352, 368372), (407, 318592), (418, 310208), (524, 247456), (592, 219032), (608, 213268), (703, 184448), (704, 184186), (814, 159296), (836, 155104), (1048, 123728), (1184, 109516), (1216, 106634), (1406, 92224), (1408, 92093), (1441, 89984), (1628, 79648), (1672, 77552), (2096, 61864), (2368, 54758), (2432, 53317), (2489, 52096), (2812, 46112), (2882, 44992), (3256, 39824), (3344, 38776), (4192, 30932), (4736, 27379), (4847, 26752), (4978, 26048), (5624, 23056), (5764, 22496), (6512, 19912), (6688, 19388), (7733, 16768), (8384, 15466), (9694, 13376), (9956, 13024), (11248, 11528)]