645177780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:335

約数の個数: 216

約数和(自身を含む): 2148636672

約数和(自身を除く): 1503458892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 127, 130, 156, 167, 169, 180, 195, 234, 254, 260, 334, 338, 381, 390, 468, 501, 507, 508, 585, 635, 668, 676, 762, 780, 835, 845, 1002, 1014, 1143, 1170, 1270, 1503, 1521, 1524, 1651, 1670, 1690, 1905, 2004, 2028, 2171, 2286, 2340, 2505, 2535, 2540, 3006, 3042, 3302, 3340, 3380, 3810, 4342, 4572, 4953, 5010, 5070, 5715, 6012, 6084, 6513, 6604, 7515, 7605, 7620, 8255, 8684, 9906, 10020, 10140, 10855, 11430, 13026, 14859, 15030, 15210, 16510, 19539, 19812, 21209, 21463, 21710, 22860, 24765, 26052, 28223, 29718, 30060, 30420, 32565, 33020, 39078, 42418, 42926, 43420, 49530, 56446, 59436, 63627, 64389, 65130, 74295, 78156, 84669, 84836, 85852, 97695, 99060, 106045, 107315, 112892, 127254, 128778, 130260, 141115, 148590, 169338, 190881, 193167, 195390, 212090, 214630, 254007, 254508, 257556, 275717, 282230, 297180, 318135, 321945, 338676, 381762, 386334, 390780, 423345, 424180, 429260, 508014, 551434, 564460, 636270, 643890, 763524, 772668, 827151, 846690, 954405, 965835, 1016028, 1102868, 1270035, 1272540, 1287780, 1378585, 1654302, 1693380, 1908810, 1931670, 2481453, 2540070, 2757170, 3308604, 3584321, 3817620, 3863340, 4135755, 4962906, 5080140, 5514340, 7168642, 8271510, 9925812, 10752963, 12407265, 14337284, 16543020, 17921605, 21505926, 24814530, 32258889, 35843210, 43011852, 49629060, 53764815, 64517778, 71686420, 107529630, 129035556, 161294445, 215059260, 322588890, 645177780]

約数ペア:

[(1, 645177780), (2, 322588890), (3, 215059260), (4, 161294445), (5, 129035556), (6, 107529630), (9, 71686420), (10, 64517778), (12, 53764815), (13, 49629060), (15, 43011852), (18, 35843210), (20, 32258889), (26, 24814530), (30, 21505926), (36, 17921605), (39, 16543020), (45, 14337284), (52, 12407265), (60, 10752963), (65, 9925812), (78, 8271510), (90, 7168642), (117, 5514340), (127, 5080140), (130, 4962906), (156, 4135755), (167, 3863340), (169, 3817620), (180, 3584321), (195, 3308604), (234, 2757170), (254, 2540070), (260, 2481453), (334, 1931670), (338, 1908810), (381, 1693380), (390, 1654302), (468, 1378585), (501, 1287780), (507, 1272540), (508, 1270035), (585, 1102868), (635, 1016028), (668, 965835), (676, 954405), (762, 846690), (780, 827151), (835, 772668), (845, 763524), (1002, 643890), (1014, 636270), (1143, 564460), (1170, 551434), (1270, 508014), (1503, 429260), (1521, 424180), (1524, 423345), (1651, 390780), (1670, 386334), (1690, 381762), (1905, 338676), (2004, 321945), (2028, 318135), (2171, 297180), (2286, 282230), (2340, 275717), (2505, 257556), (2535, 254508), (2540, 254007), (3006, 214630), (3042, 212090), (3302, 195390), (3340, 193167), (3380, 190881), (3810, 169338), (4342, 148590), (4572, 141115), (4953, 130260), (5010, 128778), (5070, 127254), (5715, 112892), (6012, 107315), (6084, 106045), (6513, 99060), (6604, 97695), (7515, 85852), (7605, 84836), (7620, 84669), (8255, 78156), (8684, 74295), (9906, 65130), (10020, 64389), (10140, 63627), (10855, 59436), (11430, 56446), (13026, 49530), (14859, 43420), (15030, 42926), (15210, 42418), (16510, 39078), (19539, 33020), (19812, 32565), (21209, 30420), (21463, 30060), (21710, 29718), (22860, 28223), (24765, 26052)]