661317408

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{461}}^1$

素因数の和:787

約数の個数: 144

約数和(自身を含む): 2002376376

約数和(自身を除く): 1341058968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 293, 306, 408, 461, 544, 586, 612, 816, 879, 922, 1172, 1224, 1383, 1632, 1758, 1844, 2344, 2448, 2637, 2766, 3516, 3688, 4149, 4688, 4896, 4981, 5274, 5532, 7032, 7376, 7837, 8298, 9376, 9962, 10548, 11064, 14064, 14752, 14943, 15674, 16596, 19924, 21096, 22128, 23511, 28128, 29886, 31348, 33192, 39848, 42192, 44256, 44829, 47022, 59772, 62696, 66384, 70533, 79696, 84384, 89658, 94044, 119544, 125392, 132768, 135073, 141066, 159392, 179316, 188088, 239088, 250784, 270146, 282132, 358632, 376176, 405219, 478176, 540292, 564264, 717264, 752352, 810438, 1080584, 1128528, 1215657, 1434528, 1620876, 2161168, 2257056, 2296241, 2431314, 3241752, 4322336, 4592482, 4862628, 6483504, 6888723, 9184964, 9725256, 12967008, 13777446, 18369928, 19450512, 20666169, 27554892, 36739856, 38901024, 41332338, 55109784, 73479712, 82664676, 110219568, 165329352, 220439136, 330658704, 661317408]

約数ペア:

[(1, 661317408), (2, 330658704), (3, 220439136), (4, 165329352), (6, 110219568), (8, 82664676), (9, 73479712), (12, 55109784), (16, 41332338), (17, 38901024), (18, 36739856), (24, 27554892), (32, 20666169), (34, 19450512), (36, 18369928), (48, 13777446), (51, 12967008), (68, 9725256), (72, 9184964), (96, 6888723), (102, 6483504), (136, 4862628), (144, 4592482), (153, 4322336), (204, 3241752), (272, 2431314), (288, 2296241), (293, 2257056), (306, 2161168), (408, 1620876), (461, 1434528), (544, 1215657), (586, 1128528), (612, 1080584), (816, 810438), (879, 752352), (922, 717264), (1172, 564264), (1224, 540292), (1383, 478176), (1632, 405219), (1758, 376176), (1844, 358632), (2344, 282132), (2448, 270146), (2637, 250784), (2766, 239088), (3516, 188088), (3688, 179316), (4149, 159392), (4688, 141066), (4896, 135073), (4981, 132768), (5274, 125392), (5532, 119544), (7032, 94044), (7376, 89658), (7837, 84384), (8298, 79696), (9376, 70533), (9962, 66384), (10548, 62696), (11064, 59772), (14064, 47022), (14752, 44829), (14943, 44256), (15674, 42192), (16596, 39848), (19924, 33192), (21096, 31348), (22128, 29886), (23511, 28128)]