1981567260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{215857}}^1$

素因数の和:215892

約数の個数: 96

約数和(自身を含む): 6527545920

約数和(自身を除く): 4545978660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 9180, 215857, 431714, 647571, 863428, 1079285, 1295142, 1942713, 2158570, 2590284, 3237855, 3669569, 3885426, 4317140, 5828139, 6475710, 7339138, 7770852, 9713565, 11008707, 11656278, 12951420, 14678276, 18347845, 19427130, 22017414, 23312556, 29140695, 33026121, 36695690, 38854260, 44034828, 55043535, 58281390, 66052242, 73391380, 99078363, 110087070, 116562780, 132104484, 165130605, 198156726, 220174140, 330261210, 396313452, 495391815, 660522420, 990783630, 1981567260]

約数ペア:

[(1, 1981567260), (2, 990783630), (3, 660522420), (4, 495391815), (5, 396313452), (6, 330261210), (9, 220174140), (10, 198156726), (12, 165130605), (15, 132104484), (17, 116562780), (18, 110087070), (20, 99078363), (27, 73391380), (30, 66052242), (34, 58281390), (36, 55043535), (45, 44034828), (51, 38854260), (54, 36695690), (60, 33026121), (68, 29140695), (85, 23312556), (90, 22017414), (102, 19427130), (108, 18347845), (135, 14678276), (153, 12951420), (170, 11656278), (180, 11008707), (204, 9713565), (255, 7770852), (270, 7339138), (306, 6475710), (340, 5828139), (459, 4317140), (510, 3885426), (540, 3669569), (612, 3237855), (765, 2590284), (918, 2158570), (1020, 1942713), (1530, 1295142), (1836, 1079285), (2295, 863428), (3060, 647571), (4590, 431714), (9180, 215857)]