19773180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5231}}^1$

素因数の和:5256

約数の個数: 96

約数和(自身を含む): 70318080

約数和(自身を除く): 50544900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5231, 10462, 15693, 20924, 26155, 31386, 36617, 47079, 52310, 62772, 73234, 78465, 94158, 104620, 109851, 141237, 146468, 156930, 183085, 188316, 219702, 235395, 282474, 313860, 329553, 366170, 439404, 470790, 549255, 564948, 659106, 706185, 732340, 941580, 988659, 1098510, 1318212, 1412370, 1647765, 1977318, 2197020, 2824740, 3295530, 3954636, 4943295, 6591060, 9886590, 19773180]

約数ペア:

[(1, 19773180), (2, 9886590), (3, 6591060), (4, 4943295), (5, 3954636), (6, 3295530), (7, 2824740), (9, 2197020), (10, 1977318), (12, 1647765), (14, 1412370), (15, 1318212), (18, 1098510), (20, 988659), (21, 941580), (27, 732340), (28, 706185), (30, 659106), (35, 564948), (36, 549255), (42, 470790), (45, 439404), (54, 366170), (60, 329553), (63, 313860), (70, 282474), (84, 235395), (90, 219702), (105, 188316), (108, 183085), (126, 156930), (135, 146468), (140, 141237), (180, 109851), (189, 104620), (210, 94158), (252, 78465), (270, 73234), (315, 62772), (378, 52310), (420, 47079), (540, 36617), (630, 31386), (756, 26155), (945, 20924), (1260, 15693), (1890, 10462), (3780, 5231)]