1520494020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1151}}^1$

素因数の和:1386

約数の個数: 144

約数和(自身を含む): 4755179520

約数和(自身を除く): 3234685500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 179, 180, 205, 246, 358, 369, 410, 492, 537, 615, 716, 738, 820, 895, 1074, 1151, 1230, 1476, 1611, 1790, 1845, 2148, 2302, 2460, 2685, 3222, 3453, 3580, 3690, 4604, 5370, 5755, 6444, 6906, 7339, 7380, 8055, 10359, 10740, 11510, 13812, 14678, 16110, 17265, 20718, 22017, 23020, 29356, 32220, 34530, 36695, 41436, 44034, 47191, 51795, 66051, 69060, 73390, 88068, 94382, 103590, 110085, 132102, 141573, 146780, 188764, 206029, 207180, 220170, 235955, 264204, 283146, 330255, 412058, 424719, 440340, 471910, 566292, 618087, 660510, 707865, 824116, 849438, 943820, 1030145, 1236174, 1321020, 1415730, 1698876, 1854261, 2060290, 2123595, 2472348, 2831460, 3090435, 3708522, 4120580, 4247190, 6180870, 7417044, 8447189, 8494380, 9271305, 12361740, 16894378, 18542610, 25341567, 33788756, 37085220, 42235945, 50683134, 76024701, 84471890, 101366268, 126707835, 152049402, 168943780, 253415670, 304098804, 380123505, 506831340, 760247010, 1520494020]

約数ペア:

[(1, 1520494020), (2, 760247010), (3, 506831340), (4, 380123505), (5, 304098804), (6, 253415670), (9, 168943780), (10, 152049402), (12, 126707835), (15, 101366268), (18, 84471890), (20, 76024701), (30, 50683134), (36, 42235945), (41, 37085220), (45, 33788756), (60, 25341567), (82, 18542610), (90, 16894378), (123, 12361740), (164, 9271305), (179, 8494380), (180, 8447189), (205, 7417044), (246, 6180870), (358, 4247190), (369, 4120580), (410, 3708522), (492, 3090435), (537, 2831460), (615, 2472348), (716, 2123595), (738, 2060290), (820, 1854261), (895, 1698876), (1074, 1415730), (1151, 1321020), (1230, 1236174), (1476, 1030145), (1611, 943820), (1790, 849438), (1845, 824116), (2148, 707865), (2302, 660510), (2460, 618087), (2685, 566292), (3222, 471910), (3453, 440340), (3580, 424719), (3690, 412058), (4604, 330255), (5370, 283146), (5755, 264204), (6444, 235955), (6906, 220170), (7339, 207180), (7380, 206029), (8055, 188764), (10359, 146780), (10740, 141573), (11510, 132102), (13812, 110085), (14678, 103590), (16110, 94382), (17265, 88068), (20718, 73390), (22017, 69060), (23020, 66051), (29356, 51795), (32220, 47191), (34530, 44034), (36695, 41436)]