42890320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 160

約数和(自身を含む): 119563776

約数和(自身を除く): 76673456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 47, 55, 61, 68, 80, 85, 88, 94, 110, 122, 136, 170, 176, 187, 188, 220, 235, 244, 272, 305, 340, 374, 376, 440, 470, 488, 517, 610, 671, 680, 748, 752, 799, 880, 935, 940, 976, 1034, 1037, 1220, 1342, 1360, 1496, 1598, 1870, 1880, 2068, 2074, 2440, 2585, 2684, 2867, 2992, 3196, 3355, 3740, 3760, 3995, 4136, 4148, 4880, 5170, 5185, 5368, 5734, 6392, 6710, 7480, 7990, 8272, 8296, 8789, 10340, 10370, 10736, 11407, 11468, 12784, 13420, 14335, 14960, 15980, 16592, 17578, 20680, 20740, 22814, 22936, 26840, 28670, 31537, 31960, 35156, 41360, 41480, 43945, 45628, 45872, 48739, 53680, 57035, 57340, 63074, 63920, 70312, 82960, 87890, 91256, 97478, 114070, 114680, 126148, 140624, 157685, 175780, 182512, 194956, 228140, 229360, 243695, 252296, 315370, 351560, 389912, 456280, 487390, 504592, 536129, 630740, 703120, 779824, 912560, 974780, 1072258, 1261480, 1949560, 2144516, 2522960, 2680645, 3899120, 4289032, 5361290, 8578064, 10722580, 21445160, 42890320]

約数ペア:

[(1, 42890320), (2, 21445160), (4, 10722580), (5, 8578064), (8, 5361290), (10, 4289032), (11, 3899120), (16, 2680645), (17, 2522960), (20, 2144516), (22, 1949560), (34, 1261480), (40, 1072258), (44, 974780), (47, 912560), (55, 779824), (61, 703120), (68, 630740), (80, 536129), (85, 504592), (88, 487390), (94, 456280), (110, 389912), (122, 351560), (136, 315370), (170, 252296), (176, 243695), (187, 229360), (188, 228140), (220, 194956), (235, 182512), (244, 175780), (272, 157685), (305, 140624), (340, 126148), (374, 114680), (376, 114070), (440, 97478), (470, 91256), (488, 87890), (517, 82960), (610, 70312), (671, 63920), (680, 63074), (748, 57340), (752, 57035), (799, 53680), (880, 48739), (935, 45872), (940, 45628), (976, 43945), (1034, 41480), (1037, 41360), (1220, 35156), (1342, 31960), (1360, 31537), (1496, 28670), (1598, 26840), (1870, 22936), (1880, 22814), (2068, 20740), (2074, 20680), (2440, 17578), (2585, 16592), (2684, 15980), (2867, 14960), (2992, 14335), (3196, 13420), (3355, 12784), (3740, 11468), (3760, 11407), (3995, 10736), (4136, 10370), (4148, 10340), (4880, 8789), (5170, 8296), (5185, 8272), (5368, 7990), (5734, 7480), (6392, 6710)]