247445640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1429}}^1$

素因数の和:1496

約数の個数: 192

約数和(自身を含む): 890089200

約数和(自身を除く): 642643560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 65, 72, 74, 78, 90, 104, 111, 117, 120, 130, 148, 156, 180, 185, 195, 222, 234, 260, 296, 312, 333, 360, 370, 390, 444, 468, 481, 520, 555, 585, 666, 740, 780, 888, 936, 962, 1110, 1170, 1332, 1429, 1443, 1480, 1560, 1665, 1924, 2220, 2340, 2405, 2664, 2858, 2886, 3330, 3848, 4287, 4329, 4440, 4680, 4810, 5716, 5772, 6660, 7145, 7215, 8574, 8658, 9620, 11432, 11544, 12861, 13320, 14290, 14430, 17148, 17316, 18577, 19240, 21435, 21645, 25722, 28580, 28860, 34296, 34632, 37154, 42870, 43290, 51444, 52873, 55731, 57160, 57720, 64305, 74308, 85740, 86580, 92885, 102888, 105746, 111462, 128610, 148616, 158619, 167193, 171480, 173160, 185770, 211492, 222924, 257220, 264365, 278655, 317238, 334386, 371540, 422984, 445848, 475857, 514440, 528730, 557310, 634476, 668772, 687349, 743080, 793095, 835965, 951714, 1057460, 1114620, 1268952, 1337544, 1374698, 1586190, 1671930, 1903428, 2062047, 2114920, 2229240, 2379285, 2749396, 3172380, 3343860, 3436745, 3806856, 4124094, 4758570, 5498792, 6186141, 6344760, 6687720, 6873490, 8248188, 9517140, 10310235, 12372282, 13746980, 16496376, 19034280, 20620470, 24744564, 27493960, 30930705, 41240940, 49489128, 61861410, 82481880, 123722820, 247445640]

約数ペア:

[(1, 247445640), (2, 123722820), (3, 82481880), (4, 61861410), (5, 49489128), (6, 41240940), (8, 30930705), (9, 27493960), (10, 24744564), (12, 20620470), (13, 19034280), (15, 16496376), (18, 13746980), (20, 12372282), (24, 10310235), (26, 9517140), (30, 8248188), (36, 6873490), (37, 6687720), (39, 6344760), (40, 6186141), (45, 5498792), (52, 4758570), (60, 4124094), (65, 3806856), (72, 3436745), (74, 3343860), (78, 3172380), (90, 2749396), (104, 2379285), (111, 2229240), (117, 2114920), (120, 2062047), (130, 1903428), (148, 1671930), (156, 1586190), (180, 1374698), (185, 1337544), (195, 1268952), (222, 1114620), (234, 1057460), (260, 951714), (296, 835965), (312, 793095), (333, 743080), (360, 687349), (370, 668772), (390, 634476), (444, 557310), (468, 528730), (481, 514440), (520, 475857), (555, 445848), (585, 422984), (666, 371540), (740, 334386), (780, 317238), (888, 278655), (936, 264365), (962, 257220), (1110, 222924), (1170, 211492), (1332, 185770), (1429, 173160), (1443, 171480), (1480, 167193), (1560, 158619), (1665, 148616), (1924, 128610), (2220, 111462), (2340, 105746), (2405, 102888), (2664, 92885), (2858, 86580), (2886, 85740), (3330, 74308), (3848, 64305), (4287, 57720), (4329, 57160), (4440, 55731), (4680, 52873), (4810, 51444), (5716, 43290), (5772, 42870), (6660, 37154), (7145, 34632), (7215, 34296), (8574, 28860), (8658, 28580), (9620, 25722), (11432, 21645), (11544, 21435), (12861, 19240), (13320, 18577), (14290, 17316), (14430, 17148)]