8990280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 33611760

約数和(自身を除く): 24621480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 113, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 226, 234, 255, 260, 306, 312, 339, 340, 360, 390, 408, 442, 452, 468, 510, 520, 565, 585, 612, 663, 678, 680, 765, 780, 884, 904, 936, 1017, 1020, 1105, 1130, 1170, 1224, 1326, 1356, 1469, 1530, 1560, 1695, 1768, 1921, 1989, 2034, 2040, 2210, 2260, 2340, 2652, 2712, 2938, 3060, 3315, 3390, 3842, 3978, 4068, 4407, 4420, 4520, 4680, 5085, 5304, 5763, 5876, 6120, 6630, 6780, 7345, 7684, 7956, 8136, 8814, 8840, 9605, 9945, 10170, 11526, 11752, 13221, 13260, 13560, 14690, 15368, 15912, 17289, 17628, 19210, 19890, 20340, 22035, 23052, 24973, 26442, 26520, 28815, 29380, 34578, 35256, 38420, 39780, 40680, 44070, 46104, 49946, 52884, 57630, 58760, 66105, 69156, 74919, 76840, 79560, 86445, 88140, 99892, 105768, 115260, 124865, 132210, 138312, 149838, 172890, 176280, 199784, 224757, 230520, 249730, 264420, 299676, 345780, 374595, 449514, 499460, 528840, 599352, 691560, 749190, 899028, 998920, 1123785, 1498380, 1798056, 2247570, 2996760, 4495140, 8990280]

約数ペア:

[(1, 8990280), (2, 4495140), (3, 2996760), (4, 2247570), (5, 1798056), (6, 1498380), (8, 1123785), (9, 998920), (10, 899028), (12, 749190), (13, 691560), (15, 599352), (17, 528840), (18, 499460), (20, 449514), (24, 374595), (26, 345780), (30, 299676), (34, 264420), (36, 249730), (39, 230520), (40, 224757), (45, 199784), (51, 176280), (52, 172890), (60, 149838), (65, 138312), (68, 132210), (72, 124865), (78, 115260), (85, 105768), (90, 99892), (102, 88140), (104, 86445), (113, 79560), (117, 76840), (120, 74919), (130, 69156), (136, 66105), (153, 58760), (156, 57630), (170, 52884), (180, 49946), (195, 46104), (204, 44070), (221, 40680), (226, 39780), (234, 38420), (255, 35256), (260, 34578), (306, 29380), (312, 28815), (339, 26520), (340, 26442), (360, 24973), (390, 23052), (408, 22035), (442, 20340), (452, 19890), (468, 19210), (510, 17628), (520, 17289), (565, 15912), (585, 15368), (612, 14690), (663, 13560), (678, 13260), (680, 13221), (765, 11752), (780, 11526), (884, 10170), (904, 9945), (936, 9605), (1017, 8840), (1020, 8814), (1105, 8136), (1130, 7956), (1170, 7684), (1224, 7345), (1326, 6780), (1356, 6630), (1469, 6120), (1530, 5876), (1560, 5763), (1695, 5304), (1768, 5085), (1921, 4680), (1989, 4520), (2034, 4420), (2040, 4407), (2210, 4068), (2260, 3978), (2340, 3842), (2652, 3390), (2712, 3315), (2938, 3060)]