72764440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 197406720

約数和(自身を除く): 124642280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 83, 101, 124, 140, 155, 166, 202, 217, 248, 280, 310, 332, 404, 415, 434, 505, 581, 620, 664, 707, 808, 830, 868, 1010, 1085, 1162, 1240, 1414, 1660, 1736, 2020, 2170, 2324, 2573, 2828, 2905, 3131, 3320, 3535, 4040, 4340, 4648, 5146, 5656, 5810, 6262, 7070, 8383, 8680, 10292, 11620, 12524, 12865, 14140, 15655, 16766, 18011, 20584, 21917, 23240, 25048, 25730, 28280, 31310, 33532, 36022, 41915, 43834, 51460, 58681, 62620, 67064, 72044, 83830, 87668, 90055, 102920, 109585, 117362, 125240, 144088, 167660, 175336, 180110, 219170, 234724, 259873, 293405, 335320, 360220, 438340, 469448, 519746, 586810, 720440, 876680, 1039492, 1173620, 1299365, 1819111, 2078984, 2347240, 2598730, 3638222, 5197460, 7276444, 9095555, 10394920, 14552888, 18191110, 36382220, 72764440]

約数ペア:

[(1, 72764440), (2, 36382220), (4, 18191110), (5, 14552888), (7, 10394920), (8, 9095555), (10, 7276444), (14, 5197460), (20, 3638222), (28, 2598730), (31, 2347240), (35, 2078984), (40, 1819111), (56, 1299365), (62, 1173620), (70, 1039492), (83, 876680), (101, 720440), (124, 586810), (140, 519746), (155, 469448), (166, 438340), (202, 360220), (217, 335320), (248, 293405), (280, 259873), (310, 234724), (332, 219170), (404, 180110), (415, 175336), (434, 167660), (505, 144088), (581, 125240), (620, 117362), (664, 109585), (707, 102920), (808, 90055), (830, 87668), (868, 83830), (1010, 72044), (1085, 67064), (1162, 62620), (1240, 58681), (1414, 51460), (1660, 43834), (1736, 41915), (2020, 36022), (2170, 33532), (2324, 31310), (2573, 28280), (2828, 25730), (2905, 25048), (3131, 23240), (3320, 21917), (3535, 20584), (4040, 18011), (4340, 16766), (4648, 15655), (5146, 14140), (5656, 12865), (5810, 12524), (6262, 11620), (7070, 10292), (8383, 8680)]