72978960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 160

約数和(自身を含む): 247698432

約数和(自身を除く): 174719472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 577, 620, 680, 744, 816, 930, 1020, 1054, 1154, 1240, 1360, 1488, 1581, 1731, 1860, 2040, 2108, 2308, 2480, 2635, 2885, 3162, 3462, 3720, 4080, 4216, 4616, 5270, 5770, 6324, 6924, 7440, 7905, 8432, 8655, 9232, 9809, 10540, 11540, 12648, 13848, 15810, 17310, 17887, 19618, 21080, 23080, 25296, 27696, 29427, 31620, 34620, 35774, 39236, 42160, 46160, 49045, 53661, 58854, 63240, 69240, 71548, 78472, 89435, 98090, 107322, 117708, 126480, 138480, 143096, 147135, 156944, 178870, 196180, 214644, 235416, 268305, 286192, 294270, 304079, 357740, 392360, 429288, 470832, 536610, 588540, 608158, 715480, 784720, 858576, 912237, 1073220, 1177080, 1216316, 1430960, 1520395, 1824474, 2146440, 2354160, 2432632, 3040790, 3648948, 4292880, 4561185, 4865264, 6081580, 7297896, 9122370, 12163160, 14595792, 18244740, 24326320, 36489480, 72978960]

約数ペア:

[(1, 72978960), (2, 36489480), (3, 24326320), (4, 18244740), (5, 14595792), (6, 12163160), (8, 9122370), (10, 7297896), (12, 6081580), (15, 4865264), (16, 4561185), (17, 4292880), (20, 3648948), (24, 3040790), (30, 2432632), (31, 2354160), (34, 2146440), (40, 1824474), (48, 1520395), (51, 1430960), (60, 1216316), (62, 1177080), (68, 1073220), (80, 912237), (85, 858576), (93, 784720), (102, 715480), (120, 608158), (124, 588540), (136, 536610), (155, 470832), (170, 429288), (186, 392360), (204, 357740), (240, 304079), (248, 294270), (255, 286192), (272, 268305), (310, 235416), (340, 214644), (372, 196180), (408, 178870), (465, 156944), (496, 147135), (510, 143096), (527, 138480), (577, 126480), (620, 117708), (680, 107322), (744, 98090), (816, 89435), (930, 78472), (1020, 71548), (1054, 69240), (1154, 63240), (1240, 58854), (1360, 53661), (1488, 49045), (1581, 46160), (1731, 42160), (1860, 39236), (2040, 35774), (2108, 34620), (2308, 31620), (2480, 29427), (2635, 27696), (2885, 25296), (3162, 23080), (3462, 21080), (3720, 19618), (4080, 17887), (4216, 17310), (4616, 15810), (5270, 13848), (5770, 12648), (6324, 11540), (6924, 10540), (7440, 9809), (7905, 9232), (8432, 8655)]