1955340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 120

約数和(自身を含む): 6586272

約数和(自身を除く): 4630932

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, 71, 81, 85, 90, 102, 108, 135, 142, 153, 162, 170, 180, 204, 213, 255, 270, 284, 306, 324, 340, 355, 405, 426, 459, 510, 540, 612, 639, 710, 765, 810, 852, 918, 1020, 1065, 1207, 1278, 1377, 1420, 1530, 1620, 1836, 1917, 2130, 2295, 2414, 2556, 2754, 3060, 3195, 3621, 3834, 4260, 4590, 4828, 5508, 5751, 6035, 6390, 6885, 7242, 7668, 9180, 9585, 10863, 11502, 12070, 12780, 13770, 14484, 18105, 19170, 21726, 23004, 24140, 27540, 28755, 32589, 36210, 38340, 43452, 54315, 57510, 65178, 72420, 97767, 108630, 115020, 130356, 162945, 195534, 217260, 325890, 391068, 488835, 651780, 977670, 1955340]

約数ペア:

[(1, 1955340), (2, 977670), (3, 651780), (4, 488835), (5, 391068), (6, 325890), (9, 217260), (10, 195534), (12, 162945), (15, 130356), (17, 115020), (18, 108630), (20, 97767), (27, 72420), (30, 65178), (34, 57510), (36, 54315), (45, 43452), (51, 38340), (54, 36210), (60, 32589), (68, 28755), (71, 27540), (81, 24140), (85, 23004), (90, 21726), (102, 19170), (108, 18105), (135, 14484), (142, 13770), (153, 12780), (162, 12070), (170, 11502), (180, 10863), (204, 9585), (213, 9180), (255, 7668), (270, 7242), (284, 6885), (306, 6390), (324, 6035), (340, 5751), (355, 5508), (405, 4828), (426, 4590), (459, 4260), (510, 3834), (540, 3621), (612, 3195), (639, 3060), (710, 2754), (765, 2556), (810, 2414), (852, 2295), (918, 2130), (1020, 1917), (1065, 1836), (1207, 1620), (1278, 1530), (1377, 1420)]