30020912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 67004640

約数和(自身を除く): 36983728

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 37, 38, 68, 74, 76, 136, 148, 152, 157, 272, 296, 304, 314, 323, 592, 628, 629, 646, 703, 1256, 1258, 1292, 1406, 2512, 2516, 2584, 2669, 2812, 2983, 5032, 5168, 5338, 5624, 5809, 5966, 10064, 10676, 11248, 11618, 11932, 11951, 21352, 23236, 23864, 23902, 42704, 46472, 47728, 47804, 50711, 92944, 95608, 98753, 101422, 110371, 191216, 197506, 202844, 220742, 395012, 405688, 441484, 790024, 811376, 882968, 1580048, 1765936, 1876307, 3752614, 7505228, 15010456, 30020912]

約数ペア:

[(1, 30020912), (2, 15010456), (4, 7505228), (8, 3752614), (16, 1876307), (17, 1765936), (19, 1580048), (34, 882968), (37, 811376), (38, 790024), (68, 441484), (74, 405688), (76, 395012), (136, 220742), (148, 202844), (152, 197506), (157, 191216), (272, 110371), (296, 101422), (304, 98753), (314, 95608), (323, 92944), (592, 50711), (628, 47804), (629, 47728), (646, 46472), (703, 42704), (1256, 23902), (1258, 23864), (1292, 23236), (1406, 21352), (2512, 11951), (2516, 11932), (2584, 11618), (2669, 11248), (2812, 10676), (2983, 10064), (5032, 5966), (5168, 5809), (5338, 5624)]