641151264

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1999}}^1$

素因数の和:2282

約数の個数: 96

約数和(自身を含む): 1820448000

約数和(自身を除く): 1179296736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 257, 312, 416, 514, 624, 771, 1028, 1248, 1542, 1999, 2056, 3084, 3341, 3998, 4112, 5997, 6168, 6682, 7996, 8224, 10023, 11994, 12336, 13364, 15992, 20046, 23988, 24672, 25987, 26728, 31984, 40092, 47976, 51974, 53456, 63968, 77961, 80184, 95952, 103948, 106912, 155922, 160368, 191904, 207896, 311844, 320736, 415792, 513743, 623688, 831584, 1027486, 1247376, 1541229, 2054972, 2494752, 3082458, 4109944, 6164916, 6678659, 8219888, 12329832, 13357318, 16439776, 20035977, 24659664, 26714636, 40071954, 49319328, 53429272, 80143908, 106858544, 160287816, 213717088, 320575632, 641151264]

約数ペア:

[(1, 641151264), (2, 320575632), (3, 213717088), (4, 160287816), (6, 106858544), (8, 80143908), (12, 53429272), (13, 49319328), (16, 40071954), (24, 26714636), (26, 24659664), (32, 20035977), (39, 16439776), (48, 13357318), (52, 12329832), (78, 8219888), (96, 6678659), (104, 6164916), (156, 4109944), (208, 3082458), (257, 2494752), (312, 2054972), (416, 1541229), (514, 1247376), (624, 1027486), (771, 831584), (1028, 623688), (1248, 513743), (1542, 415792), (1999, 320736), (2056, 311844), (3084, 207896), (3341, 191904), (3998, 160368), (4112, 155922), (5997, 106912), (6168, 103948), (6682, 95952), (7996, 80184), (8224, 77961), (10023, 63968), (11994, 53456), (12336, 51974), (13364, 47976), (15992, 40092), (20046, 31984), (23988, 26728), (24672, 25987)]