15902040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1721}}^1$

素因数の和:1753

約数の個数: 128

約数和(自身を含む): 59512320

約数和(自身を除く): 43610280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1721, 1848, 2310, 3080, 3442, 4620, 5163, 6884, 8605, 9240, 10326, 12047, 13768, 17210, 18931, 20652, 24094, 25815, 34420, 36141, 37862, 41304, 48188, 51630, 56793, 60235, 68840, 72282, 75724, 94655, 96376, 103260, 113586, 120470, 132517, 144564, 151448, 180705, 189310, 206520, 227172, 240940, 265034, 283965, 289128, 361410, 378620, 397551, 454344, 481880, 530068, 567930, 662585, 722820, 757240, 795102, 1060136, 1135860, 1325170, 1445640, 1590204, 1987755, 2271720, 2650340, 3180408, 3975510, 5300680, 7951020, 15902040]

約数ペア:

[(1, 15902040), (2, 7951020), (3, 5300680), (4, 3975510), (5, 3180408), (6, 2650340), (7, 2271720), (8, 1987755), (10, 1590204), (11, 1445640), (12, 1325170), (14, 1135860), (15, 1060136), (20, 795102), (21, 757240), (22, 722820), (24, 662585), (28, 567930), (30, 530068), (33, 481880), (35, 454344), (40, 397551), (42, 378620), (44, 361410), (55, 289128), (56, 283965), (60, 265034), (66, 240940), (70, 227172), (77, 206520), (84, 189310), (88, 180705), (105, 151448), (110, 144564), (120, 132517), (132, 120470), (140, 113586), (154, 103260), (165, 96376), (168, 94655), (210, 75724), (220, 72282), (231, 68840), (264, 60235), (280, 56793), (308, 51630), (330, 48188), (385, 41304), (420, 37862), (440, 36141), (462, 34420), (616, 25815), (660, 24094), (770, 20652), (840, 18931), (924, 17210), (1155, 13768), (1320, 12047), (1540, 10326), (1721, 9240), (1848, 8605), (2310, 6884), (3080, 5163), (3442, 4620)]