65228520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 256

約数和(自身を含む): 242841600

約数和(自身を除く): 177613080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 61, 67, 70, 76, 84, 95, 105, 114, 120, 122, 133, 134, 140, 152, 168, 183, 190, 201, 210, 228, 244, 266, 268, 280, 285, 305, 335, 366, 380, 399, 402, 420, 427, 456, 469, 488, 532, 536, 570, 610, 665, 670, 732, 760, 798, 804, 840, 854, 915, 938, 1005, 1064, 1140, 1159, 1220, 1273, 1281, 1330, 1340, 1407, 1464, 1596, 1608, 1708, 1830, 1876, 1995, 2010, 2135, 2280, 2318, 2345, 2440, 2546, 2562, 2660, 2680, 2814, 3192, 3416, 3477, 3660, 3752, 3819, 3990, 4020, 4087, 4270, 4636, 4690, 5092, 5124, 5320, 5628, 5795, 6365, 6405, 6954, 7035, 7320, 7638, 7980, 8040, 8113, 8174, 8540, 8911, 9272, 9380, 10184, 10248, 11256, 11590, 12261, 12730, 12810, 13908, 14070, 15276, 15960, 16226, 16348, 17080, 17385, 17822, 18760, 19095, 20435, 23180, 24339, 24522, 25460, 25620, 26733, 27816, 28140, 28609, 30552, 32452, 32696, 34770, 35644, 38190, 40565, 40870, 44555, 46360, 48678, 49044, 50920, 51240, 53466, 56280, 57218, 61305, 64904, 69540, 71288, 76380, 77653, 81130, 81740, 85827, 89110, 97356, 98088, 106932, 114436, 121695, 122610, 133665, 139080, 143045, 152760, 155306, 162260, 163480, 171654, 178220, 194712, 213864, 228872, 232959, 243390, 245220, 267330, 286090, 310612, 324520, 343308, 356440, 388265, 429135, 465918, 486780, 490440, 534660, 543571, 572180, 621224, 686616, 776530, 858270, 931836, 973560, 1069320, 1087142, 1144360, 1164795, 1553060, 1630713, 1716540, 1863672, 2174284, 2329590, 2717855, 3106120, 3261426, 3433080, 4348568, 4659180, 5435710, 6522852, 8153565, 9318360, 10871420, 13045704, 16307130, 21742840, 32614260, 65228520]

約数ペア:

[(1, 65228520), (2, 32614260), (3, 21742840), (4, 16307130), (5, 13045704), (6, 10871420), (7, 9318360), (8, 8153565), (10, 6522852), (12, 5435710), (14, 4659180), (15, 4348568), (19, 3433080), (20, 3261426), (21, 3106120), (24, 2717855), (28, 2329590), (30, 2174284), (35, 1863672), (38, 1716540), (40, 1630713), (42, 1553060), (56, 1164795), (57, 1144360), (60, 1087142), (61, 1069320), (67, 973560), (70, 931836), (76, 858270), (84, 776530), (95, 686616), (105, 621224), (114, 572180), (120, 543571), (122, 534660), (133, 490440), (134, 486780), (140, 465918), (152, 429135), (168, 388265), (183, 356440), (190, 343308), (201, 324520), (210, 310612), (228, 286090), (244, 267330), (266, 245220), (268, 243390), (280, 232959), (285, 228872), (305, 213864), (335, 194712), (366, 178220), (380, 171654), (399, 163480), (402, 162260), (420, 155306), (427, 152760), (456, 143045), (469, 139080), (488, 133665), (532, 122610), (536, 121695), (570, 114436), (610, 106932), (665, 98088), (670, 97356), (732, 89110), (760, 85827), (798, 81740), (804, 81130), (840, 77653), (854, 76380), (915, 71288), (938, 69540), (1005, 64904), (1064, 61305), (1140, 57218), (1159, 56280), (1220, 53466), (1273, 51240), (1281, 50920), (1330, 49044), (1340, 48678), (1407, 46360), (1464, 44555), (1596, 40870), (1608, 40565), (1708, 38190), (1830, 35644), (1876, 34770), (1995, 32696), (2010, 32452), (2135, 30552), (2280, 28609), (2318, 28140), (2345, 27816), (2440, 26733), (2546, 25620), (2562, 25460), (2660, 24522), (2680, 24339), (2814, 23180), (3192, 20435), (3416, 19095), (3477, 18760), (3660, 17822), (3752, 17385), (3819, 17080), (3990, 16348), (4020, 16226), (4087, 15960), (4270, 15276), (4636, 14070), (4690, 13908), (5092, 12810), (5124, 12730), (5320, 12261), (5628, 11590), (5795, 11256), (6365, 10248), (6405, 10184), (6954, 9380), (7035, 9272), (7320, 8911), (7638, 8540), (7980, 8174), (8040, 8113)]