1229596720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{1439}}^1$

素因数の和:2434

約数の個数: 80

約数和(自身を含む): 3124085760

約数和(自身を除く): 1894489040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 971, 1439, 1942, 2878, 3884, 4855, 5756, 7195, 7768, 9710, 10681, 11512, 14390, 15536, 15829, 19420, 21362, 23024, 28780, 31658, 38840, 42724, 53405, 57560, 63316, 77680, 79145, 85448, 106810, 115120, 126632, 158290, 170896, 213620, 253264, 316580, 427240, 633160, 854480, 1266320, 1397269, 2794538, 5589076, 6986345, 11178152, 13972690, 15369959, 22356304, 27945380, 30739918, 55890760, 61479836, 76849795, 111781520, 122959672, 153699590, 245919344, 307399180, 614798360, 1229596720]

約数ペア:

[(1, 1229596720), (2, 614798360), (4, 307399180), (5, 245919344), (8, 153699590), (10, 122959672), (11, 111781520), (16, 76849795), (20, 61479836), (22, 55890760), (40, 30739918), (44, 27945380), (55, 22356304), (80, 15369959), (88, 13972690), (110, 11178152), (176, 6986345), (220, 5589076), (440, 2794538), (880, 1397269), (971, 1266320), (1439, 854480), (1942, 633160), (2878, 427240), (3884, 316580), (4855, 253264), (5756, 213620), (7195, 170896), (7768, 158290), (9710, 126632), (10681, 115120), (11512, 106810), (14390, 85448), (15536, 79145), (15829, 77680), (19420, 63316), (21362, 57560), (23024, 53405), (28780, 42724), (31658, 38840)]