217730520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{12343}}^1$

素因数の和:12374

約数の個数: 144

約数和(自身を含む): 823221360

約数和(自身を除く): 605490840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 12343, 17640, 24686, 37029, 49372, 61715, 74058, 86401, 98744, 111087, 123430, 148116, 172802, 185145, 222174, 246860, 259203, 296232, 345604, 370290, 432005, 444348, 493720, 518406, 555435, 604807, 691208, 740580, 777609, 864010, 888696, 1036812, 1110870, 1209614, 1296015, 1481160, 1555218, 1728020, 1814421, 2073624, 2221740, 2419228, 2592030, 3024035, 3110436, 3456040, 3628842, 3888045, 4443480, 4838456, 5184060, 5443263, 6048070, 6220872, 7257684, 7776090, 9072105, 10368120, 10886526, 12096140, 14515368, 15552180, 18144210, 21773052, 24192280, 27216315, 31104360, 36288420, 43546104, 54432630, 72576840, 108865260, 217730520]

約数ペア:

[(1, 217730520), (2, 108865260), (3, 72576840), (4, 54432630), (5, 43546104), (6, 36288420), (7, 31104360), (8, 27216315), (9, 24192280), (10, 21773052), (12, 18144210), (14, 15552180), (15, 14515368), (18, 12096140), (20, 10886526), (21, 10368120), (24, 9072105), (28, 7776090), (30, 7257684), (35, 6220872), (36, 6048070), (40, 5443263), (42, 5184060), (45, 4838456), (49, 4443480), (56, 3888045), (60, 3628842), (63, 3456040), (70, 3110436), (72, 3024035), (84, 2592030), (90, 2419228), (98, 2221740), (105, 2073624), (120, 1814421), (126, 1728020), (140, 1555218), (147, 1481160), (168, 1296015), (180, 1209614), (196, 1110870), (210, 1036812), (245, 888696), (252, 864010), (280, 777609), (294, 740580), (315, 691208), (360, 604807), (392, 555435), (420, 518406), (441, 493720), (490, 444348), (504, 432005), (588, 370290), (630, 345604), (735, 296232), (840, 259203), (882, 246860), (980, 222174), (1176, 185145), (1260, 172802), (1470, 148116), (1764, 123430), (1960, 111087), (2205, 98744), (2520, 86401), (2940, 74058), (3528, 61715), (4410, 49372), (5880, 37029), (8820, 24686), (12343, 17640)]