1900755720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11503}}^1$

素因数の和:11546

約数の個数: 192

約数和(自身を含む): 6783678720

約数和(自身を除く): 4882923000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 243, 255, 270, 306, 324, 340, 360, 405, 408, 459, 486, 510, 540, 612, 648, 680, 765, 810, 918, 972, 1020, 1080, 1215, 1224, 1377, 1530, 1620, 1836, 1944, 2040, 2295, 2430, 2754, 3060, 3240, 3672, 4131, 4590, 4860, 5508, 6120, 6885, 8262, 9180, 9720, 11016, 11503, 13770, 16524, 18360, 20655, 23006, 27540, 33048, 34509, 41310, 46012, 55080, 57515, 69018, 82620, 92024, 103527, 115030, 138036, 165240, 172545, 195551, 207054, 230060, 276072, 310581, 345090, 391102, 414108, 460120, 517635, 586653, 621162, 690180, 782204, 828216, 931743, 977755, 1035270, 1173306, 1242324, 1380360, 1552905, 1564408, 1759959, 1863486, 1955510, 2070540, 2346612, 2484648, 2795229, 2933265, 3105810, 3519918, 3726972, 3911020, 4141080, 4658715, 4693224, 5279877, 5590458, 5866530, 6211620, 7039836, 7453944, 7822040, 8799795, 9317430, 10559754, 11180916, 11733060, 12423240, 13976145, 14079672, 15839631, 17599590, 18634860, 21119508, 22361832, 23466120, 26399385, 27952290, 31679262, 35199180, 37269720, 42239016, 47518893, 52798770, 55904580, 63358524, 70398360, 79198155, 95037786, 105597540, 111809160, 126717048, 158396310, 190075572, 211195080, 237594465, 316792620, 380151144, 475188930, 633585240, 950377860, 1900755720]

約数ペア:

[(1, 1900755720), (2, 950377860), (3, 633585240), (4, 475188930), (5, 380151144), (6, 316792620), (8, 237594465), (9, 211195080), (10, 190075572), (12, 158396310), (15, 126717048), (17, 111809160), (18, 105597540), (20, 95037786), (24, 79198155), (27, 70398360), (30, 63358524), (34, 55904580), (36, 52798770), (40, 47518893), (45, 42239016), (51, 37269720), (54, 35199180), (60, 31679262), (68, 27952290), (72, 26399385), (81, 23466120), (85, 22361832), (90, 21119508), (102, 18634860), (108, 17599590), (120, 15839631), (135, 14079672), (136, 13976145), (153, 12423240), (162, 11733060), (170, 11180916), (180, 10559754), (204, 9317430), (216, 8799795), (243, 7822040), (255, 7453944), (270, 7039836), (306, 6211620), (324, 5866530), (340, 5590458), (360, 5279877), (405, 4693224), (408, 4658715), (459, 4141080), (486, 3911020), (510, 3726972), (540, 3519918), (612, 3105810), (648, 2933265), (680, 2795229), (765, 2484648), (810, 2346612), (918, 2070540), (972, 1955510), (1020, 1863486), (1080, 1759959), (1215, 1564408), (1224, 1552905), (1377, 1380360), (1530, 1242324), (1620, 1173306), (1836, 1035270), (1944, 977755), (2040, 931743), (2295, 828216), (2430, 782204), (2754, 690180), (3060, 621162), (3240, 586653), (3672, 517635), (4131, 460120), (4590, 414108), (4860, 391102), (5508, 345090), (6120, 310581), (6885, 276072), (8262, 230060), (9180, 207054), (9720, 195551), (11016, 172545), (11503, 165240), (13770, 138036), (16524, 115030), (18360, 103527), (20655, 92024), (23006, 82620), (27540, 69018), (33048, 57515), (34509, 55080), (41310, 46012)]