90811620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 297198720

約数和(自身を除く): 206387100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 170, 177, 180, 204, 236, 255, 295, 306, 340, 354, 503, 510, 531, 590, 612, 708, 765, 885, 1003, 1006, 1020, 1062, 1180, 1509, 1530, 1770, 2006, 2012, 2124, 2515, 2655, 3009, 3018, 3060, 3540, 4012, 4527, 5015, 5030, 5310, 6018, 6036, 7545, 8551, 9027, 9054, 10030, 10060, 10620, 12036, 15045, 15090, 17102, 18054, 18108, 20060, 22635, 25653, 29677, 30090, 30180, 34204, 36108, 42755, 45135, 45270, 51306, 59354, 60180, 76959, 85510, 89031, 90270, 90540, 102612, 118708, 128265, 148385, 153918, 171020, 178062, 180540, 256530, 267093, 296770, 307836, 356124, 384795, 445155, 504509, 513060, 534186, 593540, 769590, 890310, 1009018, 1068372, 1335465, 1513527, 1539180, 1780620, 2018036, 2522545, 2670930, 3027054, 4540581, 5045090, 5341860, 6054108, 7567635, 9081162, 10090180, 15135270, 18162324, 22702905, 30270540, 45405810, 90811620]

約数ペア:

[(1, 90811620), (2, 45405810), (3, 30270540), (4, 22702905), (5, 18162324), (6, 15135270), (9, 10090180), (10, 9081162), (12, 7567635), (15, 6054108), (17, 5341860), (18, 5045090), (20, 4540581), (30, 3027054), (34, 2670930), (36, 2522545), (45, 2018036), (51, 1780620), (59, 1539180), (60, 1513527), (68, 1335465), (85, 1068372), (90, 1009018), (102, 890310), (118, 769590), (153, 593540), (170, 534186), (177, 513060), (180, 504509), (204, 445155), (236, 384795), (255, 356124), (295, 307836), (306, 296770), (340, 267093), (354, 256530), (503, 180540), (510, 178062), (531, 171020), (590, 153918), (612, 148385), (708, 128265), (765, 118708), (885, 102612), (1003, 90540), (1006, 90270), (1020, 89031), (1062, 85510), (1180, 76959), (1509, 60180), (1530, 59354), (1770, 51306), (2006, 45270), (2012, 45135), (2124, 42755), (2515, 36108), (2655, 34204), (3009, 30180), (3018, 30090), (3060, 29677), (3540, 25653), (4012, 22635), (4527, 20060), (5015, 18108), (5030, 18054), (5310, 17102), (6018, 15090), (6036, 15045), (7545, 12036), (8551, 10620), (9027, 10060), (9054, 10030)]