128556450

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{787}}^1$

素因数の和:830

約数の個数: 144

約数和(自身を含む): 389870880

約数和(自身を除く): 261314430

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 90, 99, 110, 121, 135, 150, 165, 198, 225, 242, 270, 275, 297, 330, 363, 450, 495, 550, 594, 605, 675, 726, 787, 825, 990, 1089, 1210, 1350, 1485, 1574, 1650, 1815, 2178, 2361, 2475, 2970, 3025, 3267, 3630, 3935, 4722, 4950, 5445, 6050, 6534, 7083, 7425, 7870, 8657, 9075, 10890, 11805, 14166, 14850, 16335, 17314, 18150, 19675, 21249, 23610, 25971, 27225, 32670, 35415, 39350, 42498, 43285, 51942, 54450, 59025, 70830, 77913, 81675, 86570, 95227, 106245, 118050, 129855, 155826, 163350, 177075, 190454, 212490, 216425, 233739, 259710, 285681, 354150, 389565, 432850, 467478, 476135, 531225, 571362, 649275, 779130, 857043, 952270, 1062450, 1168695, 1298550, 1428405, 1714086, 1947825, 2337390, 2380675, 2571129, 2856810, 3895650, 4285215, 4761350, 5142258, 5843475, 7142025, 8570430, 11686950, 12855645, 14284050, 21426075, 25711290, 42852150, 64278225, 128556450]

約数ペア:

[(1, 128556450), (2, 64278225), (3, 42852150), (5, 25711290), (6, 21426075), (9, 14284050), (10, 12855645), (11, 11686950), (15, 8570430), (18, 7142025), (22, 5843475), (25, 5142258), (27, 4761350), (30, 4285215), (33, 3895650), (45, 2856810), (50, 2571129), (54, 2380675), (55, 2337390), (66, 1947825), (75, 1714086), (90, 1428405), (99, 1298550), (110, 1168695), (121, 1062450), (135, 952270), (150, 857043), (165, 779130), (198, 649275), (225, 571362), (242, 531225), (270, 476135), (275, 467478), (297, 432850), (330, 389565), (363, 354150), (450, 285681), (495, 259710), (550, 233739), (594, 216425), (605, 212490), (675, 190454), (726, 177075), (787, 163350), (825, 155826), (990, 129855), (1089, 118050), (1210, 106245), (1350, 95227), (1485, 86570), (1574, 81675), (1650, 77913), (1815, 70830), (2178, 59025), (2361, 54450), (2475, 51942), (2970, 43285), (3025, 42498), (3267, 39350), (3630, 35415), (3935, 32670), (4722, 27225), (4950, 25971), (5445, 23610), (6050, 21249), (6534, 19675), (7083, 18150), (7425, 17314), (7870, 16335), (8657, 14850), (9075, 14166), (10890, 11805)]