20154885296

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{3407}}^1$

素因数の和:3691

約数の個数: 160

約数和(自身を含む): 51116728320

約数和(自身を除く): 30961843024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 238, 239, 272, 364, 442, 476, 478, 728, 884, 952, 956, 1456, 1547, 1673, 1768, 1904, 1912, 3094, 3107, 3346, 3407, 3536, 3824, 4063, 6188, 6214, 6692, 6814, 8126, 12376, 12428, 13384, 13628, 16252, 21749, 23849, 24752, 24856, 26768, 27256, 28441, 32504, 43498, 44291, 47698, 49712, 52819, 54512, 56882, 57919, 65008, 86996, 88582, 95396, 105638, 113764, 115838, 173992, 177164, 190792, 211276, 227528, 231676, 310037, 347984, 354328, 369733, 381584, 405433, 422552, 455056, 463352, 620074, 708656, 739466, 752947, 810866, 814273, 845104, 926704, 1240148, 1478932, 1505894, 1621732, 1628546, 2480296, 2957864, 3011788, 3243464, 3257092, 4960592, 5270629, 5699911, 5915728, 6023576, 6486928, 6514184, 10541258, 10585549, 11399822, 12047152, 13028368, 13842641, 21082516, 21171098, 22799644, 27685282, 42165032, 42342196, 45599288, 55370564, 74098843, 84330064, 84684392, 91198576, 96898487, 110741128, 148197686, 169368784, 179954333, 193796974, 221482256, 296395372, 359908666, 387593948, 592790744, 719817332, 775187896, 1185581488, 1259680331, 1439634664, 1550375792, 2519360662, 2879269328, 5038721324, 10077442648, 20154885296]

約数ペア:

[(1, 20154885296), (2, 10077442648), (4, 5038721324), (7, 2879269328), (8, 2519360662), (13, 1550375792), (14, 1439634664), (16, 1259680331), (17, 1185581488), (26, 775187896), (28, 719817332), (34, 592790744), (52, 387593948), (56, 359908666), (68, 296395372), (91, 221482256), (104, 193796974), (112, 179954333), (119, 169368784), (136, 148197686), (182, 110741128), (208, 96898487), (221, 91198576), (238, 84684392), (239, 84330064), (272, 74098843), (364, 55370564), (442, 45599288), (476, 42342196), (478, 42165032), (728, 27685282), (884, 22799644), (952, 21171098), (956, 21082516), (1456, 13842641), (1547, 13028368), (1673, 12047152), (1768, 11399822), (1904, 10585549), (1912, 10541258), (3094, 6514184), (3107, 6486928), (3346, 6023576), (3407, 5915728), (3536, 5699911), (3824, 5270629), (4063, 4960592), (6188, 3257092), (6214, 3243464), (6692, 3011788), (6814, 2957864), (8126, 2480296), (12376, 1628546), (12428, 1621732), (13384, 1505894), (13628, 1478932), (16252, 1240148), (21749, 926704), (23849, 845104), (24752, 814273), (24856, 810866), (26768, 752947), (27256, 739466), (28441, 708656), (32504, 620074), (43498, 463352), (44291, 455056), (47698, 422552), (49712, 405433), (52819, 381584), (54512, 369733), (56882, 354328), (57919, 347984), (65008, 310037), (86996, 231676), (88582, 227528), (95396, 211276), (105638, 190792), (113764, 177164), (115838, 173992)]