311232180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3323}}^1$

素因数の和:3565

約数の個数: 96

約数和(自身を含む): 1000710144

約数和(自身を除く): 689477964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 892, 1115, 1338, 1561, 2230, 2676, 3122, 3323, 3345, 4460, 4683, 6244, 6646, 6690, 7805, 9366, 9969, 13292, 13380, 15610, 16615, 18732, 19938, 23261, 23415, 31220, 33230, 39876, 46522, 46830, 49845, 66460, 69783, 93044, 93660, 99690, 116305, 139566, 199380, 232610, 279132, 348915, 465220, 697830, 741029, 1395660, 1482058, 2223087, 2964116, 3705145, 4446174, 5187203, 7410290, 8892348, 10374406, 11115435, 14820580, 15561609, 20748812, 22230870, 25936015, 31123218, 44461740, 51872030, 62246436, 77808045, 103744060, 155616090, 311232180]

約数ペア:

[(1, 311232180), (2, 155616090), (3, 103744060), (4, 77808045), (5, 62246436), (6, 51872030), (7, 44461740), (10, 31123218), (12, 25936015), (14, 22230870), (15, 20748812), (20, 15561609), (21, 14820580), (28, 11115435), (30, 10374406), (35, 8892348), (42, 7410290), (60, 5187203), (70, 4446174), (84, 3705145), (105, 2964116), (140, 2223087), (210, 1482058), (223, 1395660), (420, 741029), (446, 697830), (669, 465220), (892, 348915), (1115, 279132), (1338, 232610), (1561, 199380), (2230, 139566), (2676, 116305), (3122, 99690), (3323, 93660), (3345, 93044), (4460, 69783), (4683, 66460), (6244, 49845), (6646, 46830), (6690, 46522), (7805, 39876), (9366, 33230), (9969, 31220), (13292, 23415), (13380, 23261), (15610, 19938), (16615, 18732)]