239972364

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2129}}^1$

素因数の和:2271

約数の個数: 72

約数和(自身を含む): 632661120

約数和(自身を除く): 392688756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 101, 124, 186, 202, 279, 303, 372, 404, 558, 606, 909, 1116, 1212, 1818, 2129, 3131, 3636, 4258, 6262, 6387, 8516, 9393, 12524, 12774, 18786, 19161, 25548, 28179, 37572, 38322, 56358, 65999, 76644, 112716, 131998, 197997, 215029, 263996, 395994, 430058, 593991, 645087, 791988, 860116, 1187982, 1290174, 1935261, 2375964, 2580348, 3870522, 6665899, 7741044, 13331798, 19997697, 26663596, 39995394, 59993091, 79990788, 119986182, 239972364]

約数ペア:

[(1, 239972364), (2, 119986182), (3, 79990788), (4, 59993091), (6, 39995394), (9, 26663596), (12, 19997697), (18, 13331798), (31, 7741044), (36, 6665899), (62, 3870522), (93, 2580348), (101, 2375964), (124, 1935261), (186, 1290174), (202, 1187982), (279, 860116), (303, 791988), (372, 645087), (404, 593991), (558, 430058), (606, 395994), (909, 263996), (1116, 215029), (1212, 197997), (1818, 131998), (2129, 112716), (3131, 76644), (3636, 65999), (4258, 56358), (6262, 38322), (6387, 37572), (8516, 28179), (9393, 25548), (12524, 19161), (12774, 18786)]