680621808

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{937}}^1$

素因数の和:1394

約数の個数: 80

約数和(自身を含む): 1812140960

約数和(自身を除く): 1131519152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 409, 444, 592, 818, 888, 937, 1227, 1636, 1776, 1874, 2454, 2811, 3272, 3748, 4908, 5622, 6544, 7496, 9816, 11244, 14992, 15133, 19632, 22488, 30266, 34669, 44976, 45399, 60532, 69338, 90798, 104007, 121064, 138676, 181596, 208014, 242128, 277352, 363192, 383233, 416028, 554704, 726384, 766466, 832056, 1149699, 1532932, 1664112, 2299398, 3065864, 4598796, 6131728, 9197592, 14179621, 18395184, 28359242, 42538863, 56718484, 85077726, 113436968, 170155452, 226873936, 340310904, 680621808]

約数ペア:

[(1, 680621808), (2, 340310904), (3, 226873936), (4, 170155452), (6, 113436968), (8, 85077726), (12, 56718484), (16, 42538863), (24, 28359242), (37, 18395184), (48, 14179621), (74, 9197592), (111, 6131728), (148, 4598796), (222, 3065864), (296, 2299398), (409, 1664112), (444, 1532932), (592, 1149699), (818, 832056), (888, 766466), (937, 726384), (1227, 554704), (1636, 416028), (1776, 383233), (1874, 363192), (2454, 277352), (2811, 242128), (3272, 208014), (3748, 181596), (4908, 138676), (5622, 121064), (6544, 104007), (7496, 90798), (9816, 69338), (11244, 60532), (14992, 45399), (15133, 44976), (19632, 34669), (22488, 30266)]