38874420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:514

約数の個数: 144

約数和(自身を含む): 130712400

約数和(自身を除く): 91837980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 130, 148, 156, 180, 185, 195, 222, 234, 260, 333, 370, 390, 444, 449, 468, 481, 555, 585, 666, 740, 780, 898, 962, 1110, 1170, 1332, 1347, 1443, 1665, 1796, 1924, 2220, 2245, 2340, 2405, 2694, 2886, 3330, 4041, 4329, 4490, 4810, 5388, 5772, 5837, 6660, 6735, 7215, 8082, 8658, 8980, 9620, 11674, 13470, 14430, 16164, 16613, 17316, 17511, 20205, 21645, 23348, 26940, 28860, 29185, 33226, 35022, 40410, 43290, 49839, 52533, 58370, 66452, 70044, 80820, 83065, 86580, 87555, 99678, 105066, 116740, 149517, 166130, 175110, 199356, 210132, 215969, 249195, 262665, 299034, 332260, 350220, 431938, 498390, 525330, 598068, 647907, 747585, 863876, 996780, 1050660, 1079845, 1295814, 1495170, 1943721, 2159690, 2591628, 2990340, 3239535, 3887442, 4319380, 6479070, 7774884, 9718605, 12958140, 19437210, 38874420]

約数ペア:

[(1, 38874420), (2, 19437210), (3, 12958140), (4, 9718605), (5, 7774884), (6, 6479070), (9, 4319380), (10, 3887442), (12, 3239535), (13, 2990340), (15, 2591628), (18, 2159690), (20, 1943721), (26, 1495170), (30, 1295814), (36, 1079845), (37, 1050660), (39, 996780), (45, 863876), (52, 747585), (60, 647907), (65, 598068), (74, 525330), (78, 498390), (90, 431938), (111, 350220), (117, 332260), (130, 299034), (148, 262665), (156, 249195), (180, 215969), (185, 210132), (195, 199356), (222, 175110), (234, 166130), (260, 149517), (333, 116740), (370, 105066), (390, 99678), (444, 87555), (449, 86580), (468, 83065), (481, 80820), (555, 70044), (585, 66452), (666, 58370), (740, 52533), (780, 49839), (898, 43290), (962, 40410), (1110, 35022), (1170, 33226), (1332, 29185), (1347, 28860), (1443, 26940), (1665, 23348), (1796, 21645), (1924, 20205), (2220, 17511), (2245, 17316), (2340, 16613), (2405, 16164), (2694, 14430), (2886, 13470), (3330, 11674), (4041, 9620), (4329, 8980), (4490, 8658), (4810, 8082), (5388, 7215), (5772, 6735), (5837, 6660)]