154815990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 192

約数和(自身を含む): 476720640

約数和(自身を除く): 321904650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 23, 30, 35, 38, 42, 46, 49, 57, 69, 70, 95, 98, 105, 114, 115, 133, 138, 147, 161, 190, 210, 230, 241, 245, 266, 285, 294, 322, 345, 399, 437, 482, 483, 490, 570, 665, 690, 723, 735, 798, 805, 874, 931, 966, 1127, 1205, 1311, 1330, 1446, 1470, 1610, 1687, 1862, 1995, 2185, 2254, 2410, 2415, 2622, 2793, 3059, 3374, 3381, 3615, 3990, 4370, 4579, 4655, 4830, 5061, 5543, 5586, 5635, 6118, 6555, 6762, 7230, 8435, 9158, 9177, 9310, 10122, 11086, 11270, 11809, 13110, 13737, 13965, 15295, 16629, 16870, 16905, 18354, 21413, 22895, 23618, 25305, 27474, 27715, 27930, 30590, 32053, 33258, 33810, 35427, 38801, 42826, 45790, 45885, 50610, 55430, 59045, 64106, 64239, 68685, 70854, 77602, 83145, 91770, 96159, 105317, 107065, 116403, 118090, 128478, 137370, 160265, 166290, 177135, 192318, 194005, 210634, 214130, 224371, 232806, 271607, 315951, 320530, 321195, 354270, 388010, 448742, 480795, 526585, 543214, 582015, 631902, 642390, 673113, 737219, 814821, 961590, 1053170, 1121855, 1164030, 1346226, 1358035, 1474438, 1579755, 1629642, 2211657, 2243710, 2716070, 3159510, 3365565, 3686095, 4074105, 4423314, 5160533, 6731130, 7372190, 8148210, 10321066, 11058285, 15481599, 22116570, 25802665, 30963198, 51605330, 77407995, 154815990]

約数ペア:

[(1, 154815990), (2, 77407995), (3, 51605330), (5, 30963198), (6, 25802665), (7, 22116570), (10, 15481599), (14, 11058285), (15, 10321066), (19, 8148210), (21, 7372190), (23, 6731130), (30, 5160533), (35, 4423314), (38, 4074105), (42, 3686095), (46, 3365565), (49, 3159510), (57, 2716070), (69, 2243710), (70, 2211657), (95, 1629642), (98, 1579755), (105, 1474438), (114, 1358035), (115, 1346226), (133, 1164030), (138, 1121855), (147, 1053170), (161, 961590), (190, 814821), (210, 737219), (230, 673113), (241, 642390), (245, 631902), (266, 582015), (285, 543214), (294, 526585), (322, 480795), (345, 448742), (399, 388010), (437, 354270), (482, 321195), (483, 320530), (490, 315951), (570, 271607), (665, 232806), (690, 224371), (723, 214130), (735, 210634), (798, 194005), (805, 192318), (874, 177135), (931, 166290), (966, 160265), (1127, 137370), (1205, 128478), (1311, 118090), (1330, 116403), (1446, 107065), (1470, 105317), (1610, 96159), (1687, 91770), (1862, 83145), (1995, 77602), (2185, 70854), (2254, 68685), (2410, 64239), (2415, 64106), (2622, 59045), (2793, 55430), (3059, 50610), (3374, 45885), (3381, 45790), (3615, 42826), (3990, 38801), (4370, 35427), (4579, 33810), (4655, 33258), (4830, 32053), (5061, 30590), (5543, 27930), (5586, 27715), (5635, 27474), (6118, 25305), (6555, 23618), (6762, 22895), (7230, 21413), (8435, 18354), (9158, 16905), (9177, 16870), (9310, 16629), (10122, 15295), (11086, 13965), (11270, 13737), (11809, 13110)]