128908008

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 407721600

約数和(自身を除く): 278813592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 23, 24, 34, 36, 38, 46, 51, 57, 68, 69, 72, 76, 92, 102, 114, 136, 138, 152, 153, 171, 184, 204, 207, 228, 241, 276, 306, 323, 342, 391, 408, 414, 437, 456, 482, 552, 612, 646, 684, 723, 782, 828, 874, 964, 969, 1173, 1224, 1292, 1311, 1368, 1446, 1564, 1656, 1748, 1928, 1938, 2169, 2346, 2584, 2622, 2892, 2907, 3128, 3496, 3519, 3876, 3933, 4097, 4338, 4579, 4692, 5244, 5543, 5784, 5814, 7038, 7429, 7752, 7866, 8194, 8676, 9158, 9384, 10488, 11086, 11628, 12291, 13737, 14076, 14858, 15732, 16388, 16629, 17352, 18316, 22172, 22287, 23256, 24582, 27474, 28152, 29716, 31464, 32776, 33258, 36632, 36873, 41211, 44344, 44574, 49164, 49887, 54948, 59432, 66516, 66861, 73746, 77843, 82422, 89148, 94231, 98328, 99774, 105317, 109896, 133032, 133722, 147492, 155686, 164844, 178296, 188462, 199548, 210634, 233529, 267444, 282693, 294984, 311372, 315951, 329688, 376924, 399096, 421268, 467058, 534888, 565386, 622744, 631902, 700587, 753848, 842536, 848079, 934116, 947853, 1130772, 1263804, 1401174, 1696158, 1790389, 1868232, 1895706, 2261544, 2527608, 2802348, 3392316, 3580778, 3791412, 5371167, 5604696, 6784632, 7161556, 7582824, 10742334, 14323112, 16113501, 21484668, 32227002, 42969336, 64454004, 128908008]

約数ペア:

[(1, 128908008), (2, 64454004), (3, 42969336), (4, 32227002), (6, 21484668), (8, 16113501), (9, 14323112), (12, 10742334), (17, 7582824), (18, 7161556), (19, 6784632), (23, 5604696), (24, 5371167), (34, 3791412), (36, 3580778), (38, 3392316), (46, 2802348), (51, 2527608), (57, 2261544), (68, 1895706), (69, 1868232), (72, 1790389), (76, 1696158), (92, 1401174), (102, 1263804), (114, 1130772), (136, 947853), (138, 934116), (152, 848079), (153, 842536), (171, 753848), (184, 700587), (204, 631902), (207, 622744), (228, 565386), (241, 534888), (276, 467058), (306, 421268), (323, 399096), (342, 376924), (391, 329688), (408, 315951), (414, 311372), (437, 294984), (456, 282693), (482, 267444), (552, 233529), (612, 210634), (646, 199548), (684, 188462), (723, 178296), (782, 164844), (828, 155686), (874, 147492), (964, 133722), (969, 133032), (1173, 109896), (1224, 105317), (1292, 99774), (1311, 98328), (1368, 94231), (1446, 89148), (1564, 82422), (1656, 77843), (1748, 73746), (1928, 66861), (1938, 66516), (2169, 59432), (2346, 54948), (2584, 49887), (2622, 49164), (2892, 44574), (2907, 44344), (3128, 41211), (3496, 36873), (3519, 36632), (3876, 33258), (3933, 32776), (4097, 31464), (4338, 29716), (4579, 28152), (4692, 27474), (5244, 24582), (5543, 23256), (5784, 22287), (5814, 22172), (7038, 18316), (7429, 17352), (7752, 16629), (7866, 16388), (8194, 15732), (8676, 14858), (9158, 14076), (9384, 13737), (10488, 12291), (11086, 11628)]