215757540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1291

約数の個数: 192

約数和(自身を含む): 748742400

約数和(自身を除く): 532984860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 108, 114, 135, 153, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 340, 342, 380, 459, 510, 513, 540, 570, 612, 646, 684, 765, 855, 918, 969, 1020, 1026, 1140, 1237, 1292, 1530, 1615, 1710, 1836, 1938, 2052, 2295, 2474, 2565, 2907, 3060, 3230, 3420, 3711, 3876, 4590, 4845, 4948, 5130, 5814, 6185, 6460, 7422, 8721, 9180, 9690, 10260, 11133, 11628, 12370, 14535, 14844, 17442, 18555, 19380, 21029, 22266, 23503, 24740, 29070, 33399, 34884, 37110, 42058, 43605, 44532, 47006, 55665, 58140, 63087, 66798, 70509, 74220, 84116, 87210, 94012, 105145, 111330, 117515, 126174, 133596, 141018, 166995, 174420, 189261, 210290, 211527, 222660, 235030, 252348, 282036, 315435, 333990, 352545, 378522, 399551, 420580, 423054, 470060, 567783, 630870, 634581, 667980, 705090, 757044, 799102, 846108, 946305, 1057635, 1135566, 1198653, 1261740, 1269162, 1410180, 1598204, 1892610, 1997755, 2115270, 2271132, 2397306, 2538324, 2838915, 3172905, 3595959, 3785220, 3995510, 4230540, 4794612, 5677830, 5993265, 6345810, 7191918, 7991020, 10787877, 11355660, 11986530, 12691620, 14383836, 17979795, 21575754, 23973060, 35959590, 43151508, 53939385, 71919180, 107878770, 215757540]

約数ペア:

[(1, 215757540), (2, 107878770), (3, 71919180), (4, 53939385), (5, 43151508), (6, 35959590), (9, 23973060), (10, 21575754), (12, 17979795), (15, 14383836), (17, 12691620), (18, 11986530), (19, 11355660), (20, 10787877), (27, 7991020), (30, 7191918), (34, 6345810), (36, 5993265), (38, 5677830), (45, 4794612), (51, 4230540), (54, 3995510), (57, 3785220), (60, 3595959), (68, 3172905), (76, 2838915), (85, 2538324), (90, 2397306), (95, 2271132), (102, 2115270), (108, 1997755), (114, 1892610), (135, 1598204), (153, 1410180), (170, 1269162), (171, 1261740), (180, 1198653), (190, 1135566), (204, 1057635), (228, 946305), (255, 846108), (270, 799102), (285, 757044), (306, 705090), (323, 667980), (340, 634581), (342, 630870), (380, 567783), (459, 470060), (510, 423054), (513, 420580), (540, 399551), (570, 378522), (612, 352545), (646, 333990), (684, 315435), (765, 282036), (855, 252348), (918, 235030), (969, 222660), (1020, 211527), (1026, 210290), (1140, 189261), (1237, 174420), (1292, 166995), (1530, 141018), (1615, 133596), (1710, 126174), (1836, 117515), (1938, 111330), (2052, 105145), (2295, 94012), (2474, 87210), (2565, 84116), (2907, 74220), (3060, 70509), (3230, 66798), (3420, 63087), (3711, 58140), (3876, 55665), (4590, 47006), (4845, 44532), (4948, 43605), (5130, 42058), (5814, 37110), (6185, 34884), (6460, 33399), (7422, 29070), (8721, 24740), (9180, 23503), (9690, 22266), (10260, 21029), (11133, 19380), (11628, 18555), (12370, 17442), (14535, 14844)]