196417240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 487710720

約数和(自身を除く): 291293480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 71, 92, 97, 115, 124, 142, 155, 184, 194, 230, 248, 284, 310, 355, 388, 460, 485, 568, 620, 710, 713, 776, 920, 970, 1240, 1420, 1426, 1633, 1940, 2201, 2231, 2840, 2852, 3007, 3266, 3565, 3880, 4402, 4462, 5704, 6014, 6532, 6887, 7130, 8165, 8804, 8924, 11005, 11155, 12028, 13064, 13774, 14260, 15035, 16330, 17608, 17848, 22010, 22310, 24056, 27548, 28520, 30070, 32660, 34435, 44020, 44620, 50623, 55096, 60140, 65320, 68870, 69161, 88040, 89240, 101246, 120280, 137740, 138322, 158401, 202492, 213497, 253115, 275480, 276644, 316802, 345805, 404984, 426994, 506230, 553288, 633604, 691610, 792005, 853988, 1012460, 1067485, 1267208, 1383220, 1584010, 1707976, 2024920, 2134970, 2766440, 3168020, 4269940, 4910431, 6336040, 8539880, 9820862, 19641724, 24552155, 39283448, 49104310, 98208620, 196417240]

約数ペア:

[(1, 196417240), (2, 98208620), (4, 49104310), (5, 39283448), (8, 24552155), (10, 19641724), (20, 9820862), (23, 8539880), (31, 6336040), (40, 4910431), (46, 4269940), (62, 3168020), (71, 2766440), (92, 2134970), (97, 2024920), (115, 1707976), (124, 1584010), (142, 1383220), (155, 1267208), (184, 1067485), (194, 1012460), (230, 853988), (248, 792005), (284, 691610), (310, 633604), (355, 553288), (388, 506230), (460, 426994), (485, 404984), (568, 345805), (620, 316802), (710, 276644), (713, 275480), (776, 253115), (920, 213497), (970, 202492), (1240, 158401), (1420, 138322), (1426, 137740), (1633, 120280), (1940, 101246), (2201, 89240), (2231, 88040), (2840, 69161), (2852, 68870), (3007, 65320), (3266, 60140), (3565, 55096), (3880, 50623), (4402, 44620), (4462, 44020), (5704, 34435), (6014, 32660), (6532, 30070), (6887, 28520), (7130, 27548), (8165, 24056), (8804, 22310), (8924, 22010), (11005, 17848), (11155, 17608), (12028, 16330), (13064, 15035), (13774, 14260)]