348264280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 970865280

約数和(自身を除く): 622601000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 241, 260, 280, 364, 397, 455, 482, 520, 728, 794, 910, 964, 1205, 1588, 1687, 1820, 1928, 1985, 2410, 2779, 3133, 3176, 3374, 3640, 3970, 4820, 5161, 5558, 6266, 6748, 7940, 8435, 9640, 10322, 11116, 12532, 13496, 13895, 15665, 15880, 16870, 20644, 21931, 22232, 25064, 25805, 27790, 31330, 33740, 36127, 41288, 43862, 51610, 55580, 62660, 67480, 72254, 87724, 95677, 103220, 109655, 111160, 125320, 144508, 175448, 180635, 191354, 206440, 219310, 289016, 361270, 382708, 438620, 478385, 669739, 722540, 765416, 877240, 956770, 1243801, 1339478, 1445080, 1913540, 2487602, 2678956, 3348695, 3827080, 4975204, 5357912, 6219005, 6697390, 8706607, 9950408, 12438010, 13394780, 17413214, 24876020, 26789560, 34826428, 43533035, 49752040, 69652856, 87066070, 174132140, 348264280]

約数ペア:

[(1, 348264280), (2, 174132140), (4, 87066070), (5, 69652856), (7, 49752040), (8, 43533035), (10, 34826428), (13, 26789560), (14, 24876020), (20, 17413214), (26, 13394780), (28, 12438010), (35, 9950408), (40, 8706607), (52, 6697390), (56, 6219005), (65, 5357912), (70, 4975204), (91, 3827080), (104, 3348695), (130, 2678956), (140, 2487602), (182, 1913540), (241, 1445080), (260, 1339478), (280, 1243801), (364, 956770), (397, 877240), (455, 765416), (482, 722540), (520, 669739), (728, 478385), (794, 438620), (910, 382708), (964, 361270), (1205, 289016), (1588, 219310), (1687, 206440), (1820, 191354), (1928, 180635), (1985, 175448), (2410, 144508), (2779, 125320), (3133, 111160), (3176, 109655), (3374, 103220), (3640, 95677), (3970, 87724), (4820, 72254), (5161, 67480), (5558, 62660), (6266, 55580), (6748, 51610), (7940, 43862), (8435, 41288), (9640, 36127), (10322, 33740), (11116, 31330), (12532, 27790), (13496, 25805), (13895, 25064), (15665, 22232), (15880, 21931), (16870, 20644)]