128463408

素因数分解:

$2^4\times 3^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 411640320

約数和(自身を除く): 283176912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 37, 38, 47, 48, 54, 57, 72, 74, 76, 81, 94, 108, 111, 114, 141, 144, 148, 152, 162, 171, 188, 216, 222, 228, 243, 282, 296, 304, 324, 333, 342, 376, 423, 432, 444, 456, 486, 513, 564, 592, 648, 666, 684, 703, 752, 846, 888, 893, 912, 972, 999, 1026, 1128, 1269, 1296, 1332, 1368, 1406, 1539, 1692, 1739, 1776, 1786, 1944, 1998, 2052, 2109, 2256, 2538, 2664, 2679, 2736, 2812, 2997, 3078, 3384, 3478, 3572, 3807, 3888, 3996, 4104, 4218, 4617, 5076, 5217, 5328, 5358, 5624, 5994, 6156, 6327, 6768, 6956, 7144, 7614, 7992, 8037, 8208, 8436, 8991, 9234, 10152, 10434, 10716, 11248, 11421, 11988, 12312, 12654, 13912, 14288, 15228, 15651, 15984, 16074, 16872, 17982, 18468, 18981, 20304, 20868, 21432, 22842, 23976, 24111, 24624, 25308, 27824, 30456, 31302, 32148, 33041, 33744, 35964, 36936, 37962, 41736, 42864, 45684, 46953, 47952, 48222, 50616, 56943, 60912, 62604, 64296, 66082, 71928, 72333, 73872, 75924, 83472, 91368, 93906, 96444, 99123, 101232, 113886, 125208, 128592, 132164, 140859, 143856, 144666, 151848, 170829, 182736, 187812, 192888, 198246, 216999, 227772, 250416, 264328, 281718, 289332, 297369, 303696, 341658, 375624, 385776, 396492, 422577, 433998, 455544, 528656, 563436, 578664, 594738, 683316, 751248, 792984, 845154, 867996, 892107, 911088, 1126872, 1157328, 1189476, 1366632, 1585968, 1690308, 1735992, 1784214, 2253744, 2378952, 2676321, 2733264, 3380616, 3471984, 3568428, 4757904, 5352642, 6761232, 7136856, 8028963, 10705284, 14273712, 16057926, 21410568, 32115852, 42821136, 64231704, 128463408]

約数ペア:

[(1, 128463408), (2, 64231704), (3, 42821136), (4, 32115852), (6, 21410568), (8, 16057926), (9, 14273712), (12, 10705284), (16, 8028963), (18, 7136856), (19, 6761232), (24, 5352642), (27, 4757904), (36, 3568428), (37, 3471984), (38, 3380616), (47, 2733264), (48, 2676321), (54, 2378952), (57, 2253744), (72, 1784214), (74, 1735992), (76, 1690308), (81, 1585968), (94, 1366632), (108, 1189476), (111, 1157328), (114, 1126872), (141, 911088), (144, 892107), (148, 867996), (152, 845154), (162, 792984), (171, 751248), (188, 683316), (216, 594738), (222, 578664), (228, 563436), (243, 528656), (282, 455544), (296, 433998), (304, 422577), (324, 396492), (333, 385776), (342, 375624), (376, 341658), (423, 303696), (432, 297369), (444, 289332), (456, 281718), (486, 264328), (513, 250416), (564, 227772), (592, 216999), (648, 198246), (666, 192888), (684, 187812), (703, 182736), (752, 170829), (846, 151848), (888, 144666), (893, 143856), (912, 140859), (972, 132164), (999, 128592), (1026, 125208), (1128, 113886), (1269, 101232), (1296, 99123), (1332, 96444), (1368, 93906), (1406, 91368), (1539, 83472), (1692, 75924), (1739, 73872), (1776, 72333), (1786, 71928), (1944, 66082), (1998, 64296), (2052, 62604), (2109, 60912), (2256, 56943), (2538, 50616), (2664, 48222), (2679, 47952), (2736, 46953), (2812, 45684), (2997, 42864), (3078, 41736), (3384, 37962), (3478, 36936), (3572, 35964), (3807, 33744), (3888, 33041), (3996, 32148), (4104, 31302), (4218, 30456), (4617, 27824), (5076, 25308), (5217, 24624), (5328, 24111), (5358, 23976), (5624, 22842), (5994, 21432), (6156, 20868), (6327, 20304), (6768, 18981), (6956, 18468), (7144, 17982), (7614, 16872), (7992, 16074), (8037, 15984), (8208, 15651), (8436, 15228), (8991, 14288), (9234, 13912), (10152, 12654), (10434, 12312), (10716, 11988), (11248, 11421)]