51141780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:660

約数の個数: 144

約数和(自身を含む): 170614080

約数和(自身を除く): 119472300

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, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 510, 540, 612, 619, 765, 810, 918, 972, 1020, 1215, 1238, 1377, 1530, 1620, 1836, 1857, 2295, 2430, 2476, 2754, 3060, 3095, 3714, 4131, 4590, 4860, 5508, 5571, 6190, 6885, 7428, 8262, 9180, 9285, 10523, 11142, 12380, 13770, 16524, 16713, 18570, 20655, 21046, 22284, 27540, 27855, 31569, 33426, 37140, 41310, 42092, 50139, 52615, 55710, 63138, 66852, 82620, 83565, 94707, 100278, 105230, 111420, 126276, 150417, 157845, 167130, 189414, 200556, 210460, 250695, 284121, 300834, 315690, 334260, 378828, 473535, 501390, 568242, 601668, 631380, 752085, 852363, 947070, 1002780, 1136484, 1420605, 1504170, 1704726, 1894140, 2557089, 2841210, 3008340, 3409452, 4261815, 5114178, 5682420, 8523630, 10228356, 12785445, 17047260, 25570890, 51141780]

約数ペア:

[(1, 51141780), (2, 25570890), (3, 17047260), (4, 12785445), (5, 10228356), (6, 8523630), (9, 5682420), (10, 5114178), (12, 4261815), (15, 3409452), (17, 3008340), (18, 2841210), (20, 2557089), (27, 1894140), (30, 1704726), (34, 1504170), (36, 1420605), (45, 1136484), (51, 1002780), (54, 947070), (60, 852363), (68, 752085), (81, 631380), (85, 601668), (90, 568242), (102, 501390), (108, 473535), (135, 378828), (153, 334260), (162, 315690), (170, 300834), (180, 284121), (204, 250695), (243, 210460), (255, 200556), (270, 189414), (306, 167130), (324, 157845), (340, 150417), (405, 126276), (459, 111420), (486, 105230), (510, 100278), (540, 94707), (612, 83565), (619, 82620), (765, 66852), (810, 63138), (918, 55710), (972, 52615), (1020, 50139), (1215, 42092), (1238, 41310), (1377, 37140), (1530, 33426), (1620, 31569), (1836, 27855), (1857, 27540), (2295, 22284), (2430, 21046), (2476, 20655), (2754, 18570), (3060, 16713), (3095, 16524), (3714, 13770), (4131, 12380), (4590, 11142), (4860, 10523), (5508, 9285), (5571, 9180), (6190, 8262), (6885, 7428)]