15484240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 38747520

約数和(自身を除く): 23263280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 167, 190, 244, 304, 305, 334, 380, 488, 610, 668, 760, 835, 976, 1159, 1220, 1336, 1520, 1670, 2318, 2440, 2672, 3173, 3340, 4636, 4880, 5795, 6346, 6680, 9272, 10187, 11590, 12692, 13360, 15865, 18544, 20374, 23180, 25384, 31730, 40748, 46360, 50768, 50935, 63460, 81496, 92720, 101870, 126920, 162992, 193553, 203740, 253840, 387106, 407480, 774212, 814960, 967765, 1548424, 1935530, 3096848, 3871060, 7742120, 15484240]

約数ペア:

[(1, 15484240), (2, 7742120), (4, 3871060), (5, 3096848), (8, 1935530), (10, 1548424), (16, 967765), (19, 814960), (20, 774212), (38, 407480), (40, 387106), (61, 253840), (76, 203740), (80, 193553), (95, 162992), (122, 126920), (152, 101870), (167, 92720), (190, 81496), (244, 63460), (304, 50935), (305, 50768), (334, 46360), (380, 40748), (488, 31730), (610, 25384), (668, 23180), (760, 20374), (835, 18544), (976, 15865), (1159, 13360), (1220, 12692), (1336, 11590), (1520, 10187), (1670, 9272), (2318, 6680), (2440, 6346), (2672, 5795), (3173, 4880), (3340, 4636)]