221385960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{68329}}^1$

素因数の和:68352

約数の個数: 80

約数和(自身を含む): 744113700

約数和(自身を除く): 522727740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 68329, 136658, 204987, 273316, 341645, 409974, 546632, 614961, 683290, 819948, 1024935, 1229922, 1366580, 1639896, 1844883, 2049870, 2459844, 2733160, 3074805, 3689766, 4099740, 4919688, 5534649, 6149610, 7379532, 8199480, 9224415, 11069298, 12299220, 14759064, 18448830, 22138596, 24598440, 27673245, 36897660, 44277192, 55346490, 73795320, 110692980, 221385960]

約数ペア:

[(1, 221385960), (2, 110692980), (3, 73795320), (4, 55346490), (5, 44277192), (6, 36897660), (8, 27673245), (9, 24598440), (10, 22138596), (12, 18448830), (15, 14759064), (18, 12299220), (20, 11069298), (24, 9224415), (27, 8199480), (30, 7379532), (36, 6149610), (40, 5534649), (45, 4919688), (54, 4099740), (60, 3689766), (72, 3074805), (81, 2733160), (90, 2459844), (108, 2049870), (120, 1844883), (135, 1639896), (162, 1366580), (180, 1229922), (216, 1024935), (270, 819948), (324, 683290), (360, 614961), (405, 546632), (540, 409974), (648, 341645), (810, 273316), (1080, 204987), (1620, 136658), (3240, 68329)]