1330380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 4258800

約数和(自身を除く): 2928420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 389, 570, 684, 778, 855, 1140, 1167, 1556, 1710, 1945, 2334, 3420, 3501, 3890, 4668, 5835, 7002, 7391, 7780, 11670, 14004, 14782, 17505, 22173, 23340, 29564, 35010, 36955, 44346, 66519, 70020, 73910, 88692, 110865, 133038, 147820, 221730, 266076, 332595, 443460, 665190, 1330380]

約数ペア:

[(1, 1330380), (2, 665190), (3, 443460), (4, 332595), (5, 266076), (6, 221730), (9, 147820), (10, 133038), (12, 110865), (15, 88692), (18, 73910), (19, 70020), (20, 66519), (30, 44346), (36, 36955), (38, 35010), (45, 29564), (57, 23340), (60, 22173), (76, 17505), (90, 14782), (95, 14004), (114, 11670), (171, 7780), (180, 7391), (190, 7002), (228, 5835), (285, 4668), (342, 3890), (380, 3501), (389, 3420), (570, 2334), (684, 1945), (778, 1710), (855, 1556), (1140, 1167)]