28924380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 93117024

約数和(自身を除く): 64192644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 43, 45, 60, 74, 86, 90, 101, 111, 129, 148, 172, 180, 185, 202, 215, 222, 258, 303, 333, 370, 387, 404, 430, 444, 505, 516, 555, 606, 645, 666, 740, 774, 860, 909, 1010, 1110, 1212, 1290, 1332, 1515, 1548, 1591, 1665, 1818, 1935, 2020, 2220, 2580, 3030, 3182, 3330, 3636, 3737, 3870, 4343, 4545, 4773, 6060, 6364, 6660, 7474, 7740, 7955, 8686, 9090, 9546, 11211, 13029, 14319, 14948, 15910, 17372, 18180, 18685, 19092, 21715, 22422, 23865, 26058, 28638, 31820, 33633, 37370, 39087, 43430, 44844, 47730, 52116, 56055, 57276, 65145, 67266, 71595, 74740, 78174, 86860, 95460, 112110, 130290, 134532, 143190, 156348, 160691, 168165, 195435, 224220, 260580, 286380, 321382, 336330, 390870, 482073, 642764, 672660, 781740, 803455, 964146, 1446219, 1606910, 1928292, 2410365, 2892438, 3213820, 4820730, 5784876, 7231095, 9641460, 14462190, 28924380]

約数ペア:

[(1, 28924380), (2, 14462190), (3, 9641460), (4, 7231095), (5, 5784876), (6, 4820730), (9, 3213820), (10, 2892438), (12, 2410365), (15, 1928292), (18, 1606910), (20, 1446219), (30, 964146), (36, 803455), (37, 781740), (43, 672660), (45, 642764), (60, 482073), (74, 390870), (86, 336330), (90, 321382), (101, 286380), (111, 260580), (129, 224220), (148, 195435), (172, 168165), (180, 160691), (185, 156348), (202, 143190), (215, 134532), (222, 130290), (258, 112110), (303, 95460), (333, 86860), (370, 78174), (387, 74740), (404, 71595), (430, 67266), (444, 65145), (505, 57276), (516, 56055), (555, 52116), (606, 47730), (645, 44844), (666, 43430), (740, 39087), (774, 37370), (860, 33633), (909, 31820), (1010, 28638), (1110, 26058), (1212, 23865), (1290, 22422), (1332, 21715), (1515, 19092), (1548, 18685), (1591, 18180), (1665, 17372), (1818, 15910), (1935, 14948), (2020, 14319), (2220, 13029), (2580, 11211), (3030, 9546), (3182, 9090), (3330, 8686), (3636, 7955), (3737, 7740), (3870, 7474), (4343, 6660), (4545, 6364), (4773, 6060)]