215321616

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:473

約数の個数: 120

約数和(自身を含む): 622828440

約数和(自身を除く): 407506824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 89, 106, 144, 159, 178, 212, 267, 317, 318, 356, 424, 477, 534, 634, 636, 712, 801, 848, 951, 954, 1068, 1268, 1272, 1424, 1602, 1902, 1908, 2136, 2536, 2544, 2853, 3204, 3804, 3816, 4272, 4717, 5072, 5706, 6408, 7608, 7632, 9434, 11412, 12816, 14151, 15216, 16801, 18868, 22824, 28213, 28302, 33602, 37736, 42453, 45648, 50403, 56426, 56604, 67204, 75472, 84639, 84906, 100806, 112852, 113208, 134408, 151209, 169278, 169812, 201612, 225704, 226416, 253917, 268816, 302418, 338556, 339624, 403224, 451408, 507834, 604836, 677112, 679248, 806448, 1015668, 1209672, 1354224, 1495289, 2031336, 2419344, 2990578, 4062672, 4485867, 5981156, 8971734, 11962312, 13457601, 17943468, 23924624, 26915202, 35886936, 53830404, 71773872, 107660808, 215321616]

約数ペア:

[(1, 215321616), (2, 107660808), (3, 71773872), (4, 53830404), (6, 35886936), (8, 26915202), (9, 23924624), (12, 17943468), (16, 13457601), (18, 11962312), (24, 8971734), (36, 5981156), (48, 4485867), (53, 4062672), (72, 2990578), (89, 2419344), (106, 2031336), (144, 1495289), (159, 1354224), (178, 1209672), (212, 1015668), (267, 806448), (317, 679248), (318, 677112), (356, 604836), (424, 507834), (477, 451408), (534, 403224), (634, 339624), (636, 338556), (712, 302418), (801, 268816), (848, 253917), (951, 226416), (954, 225704), (1068, 201612), (1268, 169812), (1272, 169278), (1424, 151209), (1602, 134408), (1902, 113208), (1908, 112852), (2136, 100806), (2536, 84906), (2544, 84639), (2853, 75472), (3204, 67204), (3804, 56604), (3816, 56426), (4272, 50403), (4717, 45648), (5072, 42453), (5706, 37736), (6408, 33602), (7608, 28302), (7632, 28213), (9434, 22824), (11412, 18868), (12816, 16801), (14151, 15216)]