20241390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 57480192

約数和(自身を除く): 37238802

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 43, 51, 65, 71, 78, 85, 86, 102, 129, 130, 142, 170, 195, 213, 215, 221, 255, 258, 355, 390, 426, 430, 442, 510, 559, 645, 663, 710, 731, 923, 1065, 1105, 1118, 1207, 1290, 1326, 1462, 1677, 1846, 2130, 2193, 2210, 2414, 2769, 2795, 3053, 3315, 3354, 3621, 3655, 4386, 4615, 5538, 5590, 6035, 6106, 6630, 7242, 7310, 8385, 9159, 9230, 9503, 10965, 12070, 13845, 15265, 15691, 16770, 18105, 18318, 19006, 21930, 27690, 28509, 30530, 31382, 36210, 39689, 45795, 47073, 47515, 51901, 57018, 78455, 79378, 91590, 94146, 95030, 103802, 119067, 142545, 155703, 156910, 198445, 235365, 238134, 259505, 285090, 311406, 396890, 470730, 519010, 595335, 674713, 778515, 1190670, 1349426, 1557030, 2024139, 3373565, 4048278, 6747130, 10120695, 20241390]

約数ペア:

[(1, 20241390), (2, 10120695), (3, 6747130), (5, 4048278), (6, 3373565), (10, 2024139), (13, 1557030), (15, 1349426), (17, 1190670), (26, 778515), (30, 674713), (34, 595335), (39, 519010), (43, 470730), (51, 396890), (65, 311406), (71, 285090), (78, 259505), (85, 238134), (86, 235365), (102, 198445), (129, 156910), (130, 155703), (142, 142545), (170, 119067), (195, 103802), (213, 95030), (215, 94146), (221, 91590), (255, 79378), (258, 78455), (355, 57018), (390, 51901), (426, 47515), (430, 47073), (442, 45795), (510, 39689), (559, 36210), (645, 31382), (663, 30530), (710, 28509), (731, 27690), (923, 21930), (1065, 19006), (1105, 18318), (1118, 18105), (1207, 16770), (1290, 15691), (1326, 15265), (1462, 13845), (1677, 12070), (1846, 10965), (2130, 9503), (2193, 9230), (2210, 9159), (2414, 8385), (2769, 7310), (2795, 7242), (3053, 6630), (3315, 6106), (3354, 6035), (3621, 5590), (3655, 5538), (4386, 4615)]