654965568

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{19949}}^1$

素因数の和:19989

約数の個数: 112

約数和(自身を含む): 2026920000

約数和(自身を除く): 1371954432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 144, 152, 171, 192, 216, 228, 288, 304, 342, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1216, 1368, 1728, 1824, 2052, 2736, 3648, 4104, 5472, 8208, 10944, 16416, 19949, 32832, 39898, 59847, 79796, 119694, 159592, 179541, 239388, 319184, 359082, 379031, 478776, 538623, 638368, 718164, 758062, 957552, 1077246, 1137093, 1276736, 1436328, 1516124, 1915104, 2154492, 2274186, 2872656, 3032248, 3411279, 3830208, 4308984, 4548372, 5745312, 6064496, 6822558, 8617968, 9096744, 10233837, 11490624, 12128992, 13645116, 17235936, 18193488, 20467674, 24257984, 27290232, 34471872, 36386976, 40935348, 54580464, 72773952, 81870696, 109160928, 163741392, 218321856, 327482784, 654965568]

約数ペア:

[(1, 654965568), (2, 327482784), (3, 218321856), (4, 163741392), (6, 109160928), (8, 81870696), (9, 72773952), (12, 54580464), (16, 40935348), (18, 36386976), (19, 34471872), (24, 27290232), (27, 24257984), (32, 20467674), (36, 18193488), (38, 17235936), (48, 13645116), (54, 12128992), (57, 11490624), (64, 10233837), (72, 9096744), (76, 8617968), (96, 6822558), (108, 6064496), (114, 5745312), (144, 4548372), (152, 4308984), (171, 3830208), (192, 3411279), (216, 3032248), (228, 2872656), (288, 2274186), (304, 2154492), (342, 1915104), (432, 1516124), (456, 1436328), (513, 1276736), (576, 1137093), (608, 1077246), (684, 957552), (864, 758062), (912, 718164), (1026, 638368), (1216, 538623), (1368, 478776), (1728, 379031), (1824, 359082), (2052, 319184), (2736, 239388), (3648, 179541), (4104, 159592), (5472, 119694), (8208, 79796), (10944, 59847), (16416, 39898), (19949, 32832)]