180301940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:817

約数の個数: 96

約数和(自身を含む): 469722624

約数和(自身を除く): 289420684

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 157, 182, 260, 314, 364, 455, 628, 631, 785, 910, 1099, 1262, 1570, 1820, 2041, 2198, 2524, 3140, 3155, 4082, 4396, 4417, 5495, 6310, 8164, 8203, 8834, 10205, 10990, 12620, 14287, 16406, 17668, 20410, 21980, 22085, 28574, 32812, 40820, 41015, 44170, 57148, 57421, 71435, 82030, 88340, 99067, 114842, 142870, 164060, 198134, 229684, 285740, 287105, 396268, 495335, 574210, 693469, 990670, 1148420, 1287871, 1386938, 1981340, 2575742, 2773876, 3467345, 5151484, 6439355, 6934690, 9015097, 12878710, 13869380, 18030194, 25757420, 36060388, 45075485, 90150970, 180301940]

約数ペア:

[(1, 180301940), (2, 90150970), (4, 45075485), (5, 36060388), (7, 25757420), (10, 18030194), (13, 13869380), (14, 12878710), (20, 9015097), (26, 6934690), (28, 6439355), (35, 5151484), (52, 3467345), (65, 2773876), (70, 2575742), (91, 1981340), (130, 1386938), (140, 1287871), (157, 1148420), (182, 990670), (260, 693469), (314, 574210), (364, 495335), (455, 396268), (628, 287105), (631, 285740), (785, 229684), (910, 198134), (1099, 164060), (1262, 142870), (1570, 114842), (1820, 99067), (2041, 88340), (2198, 82030), (2524, 71435), (3140, 57421), (3155, 57148), (4082, 44170), (4396, 41015), (4417, 40820), (5495, 32812), (6310, 28574), (8164, 22085), (8203, 21980), (8834, 20410), (10205, 17668), (10990, 16406), (12620, 14287)]