155113720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2459}}^1$

素因数の和:2572

約数の個数: 64

約数和(自身を含む): 371952000

約数和(自身を除く): 216838280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 415, 664, 760, 830, 1577, 1660, 2459, 3154, 3320, 4918, 6308, 7885, 9836, 12295, 12616, 15770, 19672, 24590, 31540, 46721, 49180, 63080, 93442, 98360, 186884, 204097, 233605, 373768, 408194, 467210, 816388, 934420, 1020485, 1632776, 1868840, 2040970, 3877843, 4081940, 7755686, 8163880, 15511372, 19389215, 31022744, 38778430, 77556860, 155113720]

約数ペア:

[(1, 155113720), (2, 77556860), (4, 38778430), (5, 31022744), (8, 19389215), (10, 15511372), (19, 8163880), (20, 7755686), (38, 4081940), (40, 3877843), (76, 2040970), (83, 1868840), (95, 1632776), (152, 1020485), (166, 934420), (190, 816388), (332, 467210), (380, 408194), (415, 373768), (664, 233605), (760, 204097), (830, 186884), (1577, 98360), (1660, 93442), (2459, 63080), (3154, 49180), (3320, 46721), (4918, 31540), (6308, 24590), (7885, 19672), (9836, 15770), (12295, 12616)]