1538835660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1307}}^1$

素因数の和:1564

約数の個数: 144

約数和(自身を含む): 4844915712

約数和(自身を除く): 3306080052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 211, 279, 310, 372, 422, 465, 558, 620, 633, 844, 930, 1055, 1116, 1266, 1307, 1395, 1860, 1899, 2110, 2532, 2614, 2790, 3165, 3798, 3921, 4220, 5228, 5580, 6330, 6535, 6541, 7596, 7842, 9495, 11763, 12660, 13070, 13082, 15684, 18990, 19605, 19623, 23526, 26140, 26164, 32705, 37980, 39210, 39246, 40517, 47052, 58815, 58869, 65410, 78420, 78492, 81034, 98115, 117630, 117738, 121551, 130820, 162068, 196230, 202585, 235260, 235476, 243102, 275777, 294345, 364653, 392460, 405170, 486204, 551554, 588690, 607755, 729306, 810340, 827331, 1103108, 1177380, 1215510, 1378885, 1458612, 1654662, 1823265, 2431020, 2481993, 2757770, 3309324, 3646530, 4136655, 4963986, 5515540, 7293060, 8273310, 8549087, 9927972, 12409965, 16546620, 17098174, 24819930, 25647261, 34196348, 42745435, 49639860, 51294522, 76941783, 85490870, 102589044, 128236305, 153883566, 170981740, 256472610, 307767132, 384708915, 512945220, 769417830, 1538835660]

約数ペア:

[(1, 1538835660), (2, 769417830), (3, 512945220), (4, 384708915), (5, 307767132), (6, 256472610), (9, 170981740), (10, 153883566), (12, 128236305), (15, 102589044), (18, 85490870), (20, 76941783), (30, 51294522), (31, 49639860), (36, 42745435), (45, 34196348), (60, 25647261), (62, 24819930), (90, 17098174), (93, 16546620), (124, 12409965), (155, 9927972), (180, 8549087), (186, 8273310), (211, 7293060), (279, 5515540), (310, 4963986), (372, 4136655), (422, 3646530), (465, 3309324), (558, 2757770), (620, 2481993), (633, 2431020), (844, 1823265), (930, 1654662), (1055, 1458612), (1116, 1378885), (1266, 1215510), (1307, 1177380), (1395, 1103108), (1860, 827331), (1899, 810340), (2110, 729306), (2532, 607755), (2614, 588690), (2790, 551554), (3165, 486204), (3798, 405170), (3921, 392460), (4220, 364653), (5228, 294345), (5580, 275777), (6330, 243102), (6535, 235476), (6541, 235260), (7596, 202585), (7842, 196230), (9495, 162068), (11763, 130820), (12660, 121551), (13070, 117738), (13082, 117630), (15684, 98115), (18990, 81034), (19605, 78492), (19623, 78420), (23526, 65410), (26140, 58869), (26164, 58815), (32705, 47052), (37980, 40517), (39210, 39246)]