18029340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 64209600

約数和(自身を除く): 46180260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 349, 369, 410, 420, 492, 574, 615, 630, 698, 738, 820, 861, 1047, 1148, 1230, 1260, 1396, 1435, 1476, 1722, 1745, 1845, 2094, 2443, 2460, 2583, 2870, 3141, 3444, 3490, 3690, 4188, 4305, 4886, 5166, 5235, 5740, 6282, 6980, 7329, 7380, 8610, 9772, 10332, 10470, 12215, 12564, 12915, 14309, 14658, 15705, 17220, 20940, 21987, 24430, 25830, 28618, 29316, 31410, 36645, 42927, 43974, 48860, 51660, 57236, 62820, 71545, 73290, 85854, 87948, 100163, 109935, 128781, 143090, 146580, 171708, 200326, 214635, 219870, 257562, 286180, 300489, 400652, 429270, 439740, 500815, 515124, 600978, 643905, 858540, 901467, 1001630, 1201956, 1287810, 1502445, 1802934, 2003260, 2575620, 3004890, 3605868, 4507335, 6009780, 9014670, 18029340]

約数ペア:

[(1, 18029340), (2, 9014670), (3, 6009780), (4, 4507335), (5, 3605868), (6, 3004890), (7, 2575620), (9, 2003260), (10, 1802934), (12, 1502445), (14, 1287810), (15, 1201956), (18, 1001630), (20, 901467), (21, 858540), (28, 643905), (30, 600978), (35, 515124), (36, 500815), (41, 439740), (42, 429270), (45, 400652), (60, 300489), (63, 286180), (70, 257562), (82, 219870), (84, 214635), (90, 200326), (105, 171708), (123, 146580), (126, 143090), (140, 128781), (164, 109935), (180, 100163), (205, 87948), (210, 85854), (246, 73290), (252, 71545), (287, 62820), (315, 57236), (349, 51660), (369, 48860), (410, 43974), (420, 42927), (492, 36645), (574, 31410), (615, 29316), (630, 28618), (698, 25830), (738, 24430), (820, 21987), (861, 20940), (1047, 17220), (1148, 15705), (1230, 14658), (1260, 14309), (1396, 12915), (1435, 12564), (1476, 12215), (1722, 10470), (1745, 10332), (1845, 9772), (2094, 8610), (2443, 7380), (2460, 7329), (2583, 6980), (2870, 6282), (3141, 5740), (3444, 5235), (3490, 5166), (3690, 4886), (4188, 4305)]