397762240

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:546

約数の個数: 112

約数和(自身を含む): 989892864

約数和(自身を除く): 592130624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 101, 124, 155, 160, 202, 248, 310, 320, 397, 404, 496, 505, 620, 794, 808, 992, 1010, 1240, 1588, 1616, 1984, 1985, 2020, 2480, 3131, 3176, 3232, 3970, 4040, 4960, 6262, 6352, 6464, 7940, 8080, 9920, 12307, 12524, 12704, 15655, 15880, 16160, 24614, 25048, 25408, 31310, 31760, 32320, 40097, 49228, 50096, 61535, 62620, 63520, 80194, 98456, 100192, 123070, 125240, 127040, 160388, 196912, 200384, 200485, 246140, 250480, 320776, 393824, 400970, 492280, 500960, 641552, 787648, 801940, 984560, 1001920, 1243007, 1283104, 1603880, 1969120, 2486014, 2566208, 3207760, 3938240, 4972028, 6215035, 6415520, 9944056, 12430070, 12831040, 19888112, 24860140, 39776224, 49720280, 79552448, 99440560, 198881120, 397762240]

約数ペア:

[(1, 397762240), (2, 198881120), (4, 99440560), (5, 79552448), (8, 49720280), (10, 39776224), (16, 24860140), (20, 19888112), (31, 12831040), (32, 12430070), (40, 9944056), (62, 6415520), (64, 6215035), (80, 4972028), (101, 3938240), (124, 3207760), (155, 2566208), (160, 2486014), (202, 1969120), (248, 1603880), (310, 1283104), (320, 1243007), (397, 1001920), (404, 984560), (496, 801940), (505, 787648), (620, 641552), (794, 500960), (808, 492280), (992, 400970), (1010, 393824), (1240, 320776), (1588, 250480), (1616, 246140), (1984, 200485), (1985, 200384), (2020, 196912), (2480, 160388), (3131, 127040), (3176, 125240), (3232, 123070), (3970, 100192), (4040, 98456), (4960, 80194), (6262, 63520), (6352, 62620), (6464, 61535), (7940, 50096), (8080, 49228), (9920, 40097), (12307, 32320), (12524, 31760), (12704, 31310), (15655, 25408), (15880, 25048), (16160, 24614)]