388673460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{827}}^1$

素因数の和:1222

約数の個数: 144

約数和(自身を含む): 1352647296

約数和(自身を除く): 963973836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 373, 420, 630, 746, 827, 1119, 1260, 1492, 1654, 1865, 2238, 2481, 2611, 3308, 3357, 3730, 4135, 4476, 4962, 5222, 5595, 5789, 6714, 7443, 7460, 7833, 8270, 9924, 10444, 11190, 11578, 12405, 13055, 13428, 14886, 15666, 16540, 16785, 17367, 22380, 23156, 23499, 24810, 26110, 28945, 29772, 31332, 33570, 34734, 37215, 39165, 46998, 49620, 52101, 52220, 57890, 67140, 69468, 74430, 78330, 86835, 93996, 104202, 115780, 117495, 148860, 156660, 173670, 208404, 234990, 260505, 308471, 347340, 469980, 521010, 616942, 925413, 1042020, 1233884, 1542355, 1850826, 2159297, 2776239, 3084710, 3701652, 4318594, 4627065, 5552478, 6169420, 6477891, 8637188, 9254130, 10796485, 11104956, 12955782, 13881195, 18508260, 19433673, 21592970, 25911564, 27762390, 32389455, 38867346, 43185940, 55524780, 64778910, 77734692, 97168365, 129557820, 194336730, 388673460]

約数ペア:

[(1, 388673460), (2, 194336730), (3, 129557820), (4, 97168365), (5, 77734692), (6, 64778910), (7, 55524780), (9, 43185940), (10, 38867346), (12, 32389455), (14, 27762390), (15, 25911564), (18, 21592970), (20, 19433673), (21, 18508260), (28, 13881195), (30, 12955782), (35, 11104956), (36, 10796485), (42, 9254130), (45, 8637188), (60, 6477891), (63, 6169420), (70, 5552478), (84, 4627065), (90, 4318594), (105, 3701652), (126, 3084710), (140, 2776239), (180, 2159297), (210, 1850826), (252, 1542355), (315, 1233884), (373, 1042020), (420, 925413), (630, 616942), (746, 521010), (827, 469980), (1119, 347340), (1260, 308471), (1492, 260505), (1654, 234990), (1865, 208404), (2238, 173670), (2481, 156660), (2611, 148860), (3308, 117495), (3357, 115780), (3730, 104202), (4135, 93996), (4476, 86835), (4962, 78330), (5222, 74430), (5595, 69468), (5789, 67140), (6714, 57890), (7443, 52220), (7460, 52101), (7833, 49620), (8270, 46998), (9924, 39165), (10444, 37215), (11190, 34734), (11578, 33570), (12405, 31332), (13055, 29772), (13428, 28945), (14886, 26110), (15666, 24810), (16540, 23499), (16785, 23156), (17367, 22380)]