15121530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 42681600

約数和(自身を除く): 27560070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 37, 38, 45, 57, 74, 90, 95, 111, 114, 171, 185, 190, 222, 239, 285, 333, 342, 370, 478, 555, 570, 666, 703, 717, 855, 1110, 1195, 1406, 1434, 1665, 1710, 2109, 2151, 2390, 3330, 3515, 3585, 4218, 4302, 4541, 6327, 7030, 7170, 8843, 9082, 10545, 10755, 12654, 13623, 17686, 21090, 21510, 22705, 26529, 27246, 31635, 40869, 44215, 45410, 53058, 63270, 68115, 79587, 81738, 88430, 132645, 136230, 159174, 168017, 204345, 265290, 336034, 397935, 408690, 504051, 795870, 840085, 1008102, 1512153, 1680170, 2520255, 3024306, 5040510, 7560765, 15121530]

約数ペア:

[(1, 15121530), (2, 7560765), (3, 5040510), (5, 3024306), (6, 2520255), (9, 1680170), (10, 1512153), (15, 1008102), (18, 840085), (19, 795870), (30, 504051), (37, 408690), (38, 397935), (45, 336034), (57, 265290), (74, 204345), (90, 168017), (95, 159174), (111, 136230), (114, 132645), (171, 88430), (185, 81738), (190, 79587), (222, 68115), (239, 63270), (285, 53058), (333, 45410), (342, 44215), (370, 40869), (478, 31635), (555, 27246), (570, 26529), (666, 22705), (703, 21510), (717, 21090), (855, 17686), (1110, 13623), (1195, 12654), (1406, 10755), (1434, 10545), (1665, 9082), (1710, 8843), (2109, 7170), (2151, 7030), (2390, 6327), (3330, 4541), (3515, 4302), (3585, 4218)]