309040280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 771223680

約数和(自身を除く): 462183400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 71, 74, 85, 136, 142, 148, 170, 173, 185, 284, 296, 340, 346, 355, 370, 568, 629, 680, 692, 710, 740, 865, 1207, 1258, 1384, 1420, 1480, 1730, 2414, 2516, 2627, 2840, 2941, 3145, 3460, 4828, 5032, 5254, 5882, 6035, 6290, 6401, 6920, 9656, 10508, 11764, 12070, 12283, 12580, 12802, 13135, 14705, 21016, 23528, 24140, 24566, 25160, 25604, 26270, 29410, 32005, 44659, 48280, 49132, 51208, 52540, 58820, 61415, 64010, 89318, 98264, 105080, 108817, 117640, 122830, 128020, 178636, 208811, 217634, 223295, 245660, 256040, 357272, 417622, 435268, 446590, 454471, 491320, 544085, 835244, 870536, 893180, 908942, 1044055, 1088170, 1670488, 1786360, 1817884, 2088110, 2176340, 2272355, 3635768, 4176220, 4352680, 4544710, 7726007, 8352440, 9089420, 15452014, 18178840, 30904028, 38630035, 61808056, 77260070, 154520140, 309040280]

約数ペア:

[(1, 309040280), (2, 154520140), (4, 77260070), (5, 61808056), (8, 38630035), (10, 30904028), (17, 18178840), (20, 15452014), (34, 9089420), (37, 8352440), (40, 7726007), (68, 4544710), (71, 4352680), (74, 4176220), (85, 3635768), (136, 2272355), (142, 2176340), (148, 2088110), (170, 1817884), (173, 1786360), (185, 1670488), (284, 1088170), (296, 1044055), (340, 908942), (346, 893180), (355, 870536), (370, 835244), (568, 544085), (629, 491320), (680, 454471), (692, 446590), (710, 435268), (740, 417622), (865, 357272), (1207, 256040), (1258, 245660), (1384, 223295), (1420, 217634), (1480, 208811), (1730, 178636), (2414, 128020), (2516, 122830), (2627, 117640), (2840, 108817), (2941, 105080), (3145, 98264), (3460, 89318), (4828, 64010), (5032, 61415), (5254, 58820), (5882, 52540), (6035, 51208), (6290, 49132), (6401, 48280), (6920, 44659), (9656, 32005), (10508, 29410), (11764, 26270), (12070, 25604), (12283, 25160), (12580, 24566), (12802, 24140), (13135, 23528), (14705, 21016)]