402710280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28201}}^1$

素因数の和:28239

約数の個数: 128

約数和(自身を含む): 1461991680

約数和(自身を除く): 1059281400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 28201, 56402, 84603, 112804, 141005, 169206, 197407, 225608, 282010, 338412, 394814, 423015, 479417, 564020, 592221, 676824, 789628, 846030, 958834, 987035, 1128040, 1184442, 1438251, 1579256, 1692060, 1917668, 1974070, 2368884, 2397085, 2876502, 2961105, 3355919, 3384120, 3835336, 3948140, 4737768, 4794170, 5753004, 5922210, 6711838, 7191255, 7896280, 9588340, 10067757, 11506008, 11844420, 13423676, 14382510, 16779595, 19176680, 20135514, 23688840, 26847352, 28765020, 33559190, 40271028, 50338785, 57530040, 67118380, 80542056, 100677570, 134236760, 201355140, 402710280]

約数ペア:

[(1, 402710280), (2, 201355140), (3, 134236760), (4, 100677570), (5, 80542056), (6, 67118380), (7, 57530040), (8, 50338785), (10, 40271028), (12, 33559190), (14, 28765020), (15, 26847352), (17, 23688840), (20, 20135514), (21, 19176680), (24, 16779595), (28, 14382510), (30, 13423676), (34, 11844420), (35, 11506008), (40, 10067757), (42, 9588340), (51, 7896280), (56, 7191255), (60, 6711838), (68, 5922210), (70, 5753004), (84, 4794170), (85, 4737768), (102, 3948140), (105, 3835336), (119, 3384120), (120, 3355919), (136, 2961105), (140, 2876502), (168, 2397085), (170, 2368884), (204, 1974070), (210, 1917668), (238, 1692060), (255, 1579256), (280, 1438251), (340, 1184442), (357, 1128040), (408, 987035), (420, 958834), (476, 846030), (510, 789628), (595, 676824), (680, 592221), (714, 564020), (840, 479417), (952, 423015), (1020, 394814), (1190, 338412), (1428, 282010), (1785, 225608), (2040, 197407), (2380, 169206), (2856, 141005), (3570, 112804), (4760, 84603), (7140, 56402), (14280, 28201)]