72144660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 239936256

約数和(自身を除く): 167791596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 159, 196, 210, 212, 245, 265, 294, 318, 371, 420, 463, 490, 530, 588, 636, 735, 742, 795, 926, 980, 1060, 1113, 1389, 1470, 1484, 1590, 1852, 1855, 2226, 2315, 2597, 2778, 2940, 3180, 3241, 3710, 4452, 4630, 5194, 5556, 5565, 6482, 6945, 7420, 7791, 9260, 9723, 10388, 11130, 12964, 12985, 13890, 15582, 16205, 19446, 22260, 22687, 24539, 25970, 27780, 31164, 32410, 38892, 38955, 45374, 48615, 49078, 51940, 64820, 68061, 73617, 77910, 90748, 97230, 98156, 113435, 122695, 136122, 147234, 155820, 171773, 194460, 226870, 245390, 272244, 294468, 340305, 343546, 368085, 453740, 490780, 515319, 680610, 687092, 736170, 858865, 1030638, 1202411, 1361220, 1472340, 1717730, 2061276, 2404822, 2576595, 3435460, 3607233, 4809644, 5153190, 6012055, 7214466, 10306380, 12024110, 14428932, 18036165, 24048220, 36072330, 72144660]

約数ペア:

[(1, 72144660), (2, 36072330), (3, 24048220), (4, 18036165), (5, 14428932), (6, 12024110), (7, 10306380), (10, 7214466), (12, 6012055), (14, 5153190), (15, 4809644), (20, 3607233), (21, 3435460), (28, 2576595), (30, 2404822), (35, 2061276), (42, 1717730), (49, 1472340), (53, 1361220), (60, 1202411), (70, 1030638), (84, 858865), (98, 736170), (105, 687092), (106, 680610), (140, 515319), (147, 490780), (159, 453740), (196, 368085), (210, 343546), (212, 340305), (245, 294468), (265, 272244), (294, 245390), (318, 226870), (371, 194460), (420, 171773), (463, 155820), (490, 147234), (530, 136122), (588, 122695), (636, 113435), (735, 98156), (742, 97230), (795, 90748), (926, 77910), (980, 73617), (1060, 68061), (1113, 64820), (1389, 51940), (1470, 49078), (1484, 48615), (1590, 45374), (1852, 38955), (1855, 38892), (2226, 32410), (2315, 31164), (2597, 27780), (2778, 25970), (2940, 24539), (3180, 22687), (3241, 22260), (3710, 19446), (4452, 16205), (4630, 15582), (5194, 13890), (5556, 12985), (5565, 12964), (6482, 11130), (6945, 10388), (7420, 9723), (7791, 9260)]