642400512

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:153

約数の個数: 216

約数和(自身を含む): 1932610176

約数和(自身を除く): 1290209664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 47, 48, 52, 64, 74, 78, 94, 96, 104, 111, 128, 141, 148, 156, 188, 192, 208, 222, 256, 282, 296, 312, 376, 384, 416, 444, 481, 564, 592, 611, 624, 752, 768, 832, 888, 962, 1128, 1184, 1222, 1248, 1369, 1443, 1504, 1664, 1739, 1776, 1833, 1924, 2256, 2368, 2444, 2496, 2738, 2886, 3008, 3328, 3478, 3552, 3666, 3848, 4107, 4512, 4736, 4888, 4992, 5217, 5476, 5772, 6016, 6956, 7104, 7332, 7696, 8214, 9024, 9472, 9776, 9984, 10434, 10952, 11544, 12032, 13912, 14208, 14664, 15392, 16428, 17797, 18048, 19552, 20868, 21904, 22607, 23088, 27824, 28416, 29328, 30784, 32856, 35594, 36096, 39104, 41736, 43808, 45214, 46176, 53391, 55648, 58656, 61568, 64343, 65712, 67821, 71188, 78208, 83472, 87616, 90428, 92352, 106782, 111296, 117312, 123136, 128686, 131424, 135642, 142376, 156416, 166944, 175232, 180856, 184704, 193029, 213564, 222592, 234624, 257372, 262848, 271284, 284752, 333888, 350464, 361712, 369408, 386058, 427128, 445184, 469248, 514744, 525696, 542568, 569504, 667776, 723424, 772116, 836459, 854256, 1029488, 1051392, 1085136, 1139008, 1335552, 1446848, 1544232, 1672918, 1708512, 2058976, 2170272, 2278016, 2509377, 2893696, 3088464, 3345836, 3417024, 4117952, 4340544, 4556032, 5018754, 5787392, 6176928, 6691672, 6834048, 8235904, 8681088, 10037508, 12353856, 13383344, 13668096, 16471808, 17362176, 20075016, 24707712, 26766688, 40150032, 49415424, 53533376, 80300064, 107066752, 160600128, 214133504, 321200256, 642400512]

約数ペア:

[(1, 642400512), (2, 321200256), (3, 214133504), (4, 160600128), (6, 107066752), (8, 80300064), (12, 53533376), (13, 49415424), (16, 40150032), (24, 26766688), (26, 24707712), (32, 20075016), (37, 17362176), (39, 16471808), (47, 13668096), (48, 13383344), (52, 12353856), (64, 10037508), (74, 8681088), (78, 8235904), (94, 6834048), (96, 6691672), (104, 6176928), (111, 5787392), (128, 5018754), (141, 4556032), (148, 4340544), (156, 4117952), (188, 3417024), (192, 3345836), (208, 3088464), (222, 2893696), (256, 2509377), (282, 2278016), (296, 2170272), (312, 2058976), (376, 1708512), (384, 1672918), (416, 1544232), (444, 1446848), (481, 1335552), (564, 1139008), (592, 1085136), (611, 1051392), (624, 1029488), (752, 854256), (768, 836459), (832, 772116), (888, 723424), (962, 667776), (1128, 569504), (1184, 542568), (1222, 525696), (1248, 514744), (1369, 469248), (1443, 445184), (1504, 427128), (1664, 386058), (1739, 369408), (1776, 361712), (1833, 350464), (1924, 333888), (2256, 284752), (2368, 271284), (2444, 262848), (2496, 257372), (2738, 234624), (2886, 222592), (3008, 213564), (3328, 193029), (3478, 184704), (3552, 180856), (3666, 175232), (3848, 166944), (4107, 156416), (4512, 142376), (4736, 135642), (4888, 131424), (4992, 128686), (5217, 123136), (5476, 117312), (5772, 111296), (6016, 106782), (6956, 92352), (7104, 90428), (7332, 87616), (7696, 83472), (8214, 78208), (9024, 71188), (9472, 67821), (9776, 65712), (9984, 64343), (10434, 61568), (10952, 58656), (11544, 55648), (12032, 53391), (13912, 46176), (14208, 45214), (14664, 43808), (15392, 41736), (16428, 39104), (17797, 36096), (18048, 35594), (19552, 32856), (20868, 30784), (21904, 29328), (22607, 28416), (23088, 27824)]