15993180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{4231}}^1$

素因数の和:4256

約数の個数: 96

約数和(自身を含む): 56878080

約数和(自身を除く): 40884900

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, 4231, 8462, 12693, 16924, 21155, 25386, 29617, 38079, 42310, 50772, 59234, 63465, 76158, 84620, 88851, 114237, 118468, 126930, 148085, 152316, 177702, 190395, 228474, 253860, 266553, 296170, 355404, 380790, 444255, 456948, 533106, 571185, 592340, 761580, 799659, 888510, 1066212, 1142370, 1332765, 1599318, 1777020, 2284740, 2665530, 3198636, 3998295, 5331060, 7996590, 15993180]

約数ペア:

[(1, 15993180), (2, 7996590), (3, 5331060), (4, 3998295), (5, 3198636), (6, 2665530), (7, 2284740), (9, 1777020), (10, 1599318), (12, 1332765), (14, 1142370), (15, 1066212), (18, 888510), (20, 799659), (21, 761580), (27, 592340), (28, 571185), (30, 533106), (35, 456948), (36, 444255), (42, 380790), (45, 355404), (54, 296170), (60, 266553), (63, 253860), (70, 228474), (84, 190395), (90, 177702), (105, 152316), (108, 148085), (126, 126930), (135, 118468), (140, 114237), (180, 88851), (189, 84620), (210, 76158), (252, 63465), (270, 59234), (315, 50772), (378, 42310), (420, 38079), (540, 29617), (630, 25386), (756, 21155), (945, 16924), (1260, 12693), (1890, 8462), (3780, 4231)]