662380720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3001}}^1$

素因数の和:3134

約数の個数: 80

約数和(自身を含む): 1608111360

約数和(自身を除く): 945730640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1240, 1424, 1780, 2480, 2759, 3001, 3560, 5518, 6002, 7120, 11036, 12004, 13795, 15005, 22072, 24008, 27590, 30010, 44144, 48016, 55180, 60020, 93031, 110360, 120040, 186062, 220720, 240080, 267089, 372124, 465155, 534178, 744248, 930310, 1068356, 1335445, 1488496, 1860620, 2136712, 2670890, 3721240, 4273424, 5341780, 7442480, 8279759, 10683560, 16559518, 21367120, 33119036, 41398795, 66238072, 82797590, 132476144, 165595180, 331190360, 662380720]

約数ペア:

[(1, 662380720), (2, 331190360), (4, 165595180), (5, 132476144), (8, 82797590), (10, 66238072), (16, 41398795), (20, 33119036), (31, 21367120), (40, 16559518), (62, 10683560), (80, 8279759), (89, 7442480), (124, 5341780), (155, 4273424), (178, 3721240), (248, 2670890), (310, 2136712), (356, 1860620), (445, 1488496), (496, 1335445), (620, 1068356), (712, 930310), (890, 744248), (1240, 534178), (1424, 465155), (1780, 372124), (2480, 267089), (2759, 240080), (3001, 220720), (3560, 186062), (5518, 120040), (6002, 110360), (7120, 93031), (11036, 60020), (12004, 55180), (13795, 48016), (15005, 44144), (22072, 30010), (24008, 27590)]