30291960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:541

約数の個数: 128

約数和(自身を含む): 99532800

約数和(自身を除く): 69240840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 479, 510, 527, 620, 680, 744, 930, 958, 1020, 1054, 1240, 1437, 1581, 1860, 1916, 2040, 2108, 2395, 2635, 2874, 3162, 3720, 3832, 4216, 4790, 5270, 5748, 6324, 7185, 7905, 8143, 9580, 10540, 11496, 12648, 14370, 14849, 15810, 16286, 19160, 21080, 24429, 28740, 29698, 31620, 32572, 40715, 44547, 48858, 57480, 59396, 63240, 65144, 74245, 81430, 89094, 97716, 118792, 122145, 148490, 162860, 178188, 195432, 222735, 244290, 252433, 296980, 325720, 356376, 445470, 488580, 504866, 593960, 757299, 890940, 977160, 1009732, 1262165, 1514598, 1781880, 2019464, 2524330, 3029196, 3786495, 5048660, 6058392, 7572990, 10097320, 15145980, 30291960]

約数ペア:

[(1, 30291960), (2, 15145980), (3, 10097320), (4, 7572990), (5, 6058392), (6, 5048660), (8, 3786495), (10, 3029196), (12, 2524330), (15, 2019464), (17, 1781880), (20, 1514598), (24, 1262165), (30, 1009732), (31, 977160), (34, 890940), (40, 757299), (51, 593960), (60, 504866), (62, 488580), (68, 445470), (85, 356376), (93, 325720), (102, 296980), (120, 252433), (124, 244290), (136, 222735), (155, 195432), (170, 178188), (186, 162860), (204, 148490), (248, 122145), (255, 118792), (310, 97716), (340, 89094), (372, 81430), (408, 74245), (465, 65144), (479, 63240), (510, 59396), (527, 57480), (620, 48858), (680, 44547), (744, 40715), (930, 32572), (958, 31620), (1020, 29698), (1054, 28740), (1240, 24429), (1437, 21080), (1581, 19160), (1860, 16286), (1916, 15810), (2040, 14849), (2108, 14370), (2395, 12648), (2635, 11496), (2874, 10540), (3162, 9580), (3720, 8143), (3832, 7905), (4216, 7185), (4790, 6324), (5270, 5748)]