21683160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1218

約数の個数: 128

約数和(自身を含む): 76593600

約数和(自身を除く): 54910440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1080, 1181, 1224, 1530, 1836, 2040, 2295, 2362, 3060, 3543, 3672, 4590, 4724, 5905, 6120, 7086, 9180, 9448, 10629, 11810, 14172, 17715, 18360, 20077, 21258, 23620, 28344, 31887, 35430, 40154, 42516, 47240, 53145, 60231, 63774, 70860, 80308, 85032, 100385, 106290, 120462, 127548, 141720, 159435, 160616, 180693, 200770, 212580, 240924, 255096, 301155, 318870, 361386, 401540, 425160, 481848, 542079, 602310, 637740, 722772, 803080, 903465, 1084158, 1204620, 1275480, 1445544, 1806930, 2168316, 2409240, 2710395, 3613860, 4336632, 5420790, 7227720, 10841580, 21683160]

約数ペア:

[(1, 21683160), (2, 10841580), (3, 7227720), (4, 5420790), (5, 4336632), (6, 3613860), (8, 2710395), (9, 2409240), (10, 2168316), (12, 1806930), (15, 1445544), (17, 1275480), (18, 1204620), (20, 1084158), (24, 903465), (27, 803080), (30, 722772), (34, 637740), (36, 602310), (40, 542079), (45, 481848), (51, 425160), (54, 401540), (60, 361386), (68, 318870), (72, 301155), (85, 255096), (90, 240924), (102, 212580), (108, 200770), (120, 180693), (135, 160616), (136, 159435), (153, 141720), (170, 127548), (180, 120462), (204, 106290), (216, 100385), (255, 85032), (270, 80308), (306, 70860), (340, 63774), (360, 60231), (408, 53145), (459, 47240), (510, 42516), (540, 40154), (612, 35430), (680, 31887), (765, 28344), (918, 23620), (1020, 21258), (1080, 20077), (1181, 18360), (1224, 17715), (1530, 14172), (1836, 11810), (2040, 10629), (2295, 9448), (2362, 9180), (3060, 7086), (3543, 6120), (3672, 5905), (4590, 4724)]