890321152

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 2171545600

約数和(自身を除く): 1281224448

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 79, 112, 128, 133, 152, 158, 224, 256, 266, 304, 316, 331, 448, 532, 553, 608, 632, 662, 896, 1064, 1106, 1216, 1264, 1324, 1501, 1792, 2128, 2212, 2317, 2432, 2528, 2648, 3002, 4256, 4424, 4634, 4864, 5056, 5296, 6004, 6289, 8512, 8848, 9268, 10112, 10507, 10592, 12008, 12578, 17024, 17696, 18536, 20224, 21014, 21184, 24016, 25156, 26149, 34048, 35392, 37072, 42028, 42368, 44023, 48032, 50312, 52298, 70784, 74144, 84056, 84736, 88046, 96064, 100624, 104596, 141568, 148288, 168112, 176092, 183043, 192128, 201248, 209192, 296576, 336224, 352184, 366086, 384256, 402496, 418384, 496831, 593152, 672448, 704368, 732172, 804992, 836768, 993662, 1344896, 1408736, 1464344, 1609984, 1673536, 1987324, 2689792, 2817472, 2928688, 3347072, 3477817, 3974648, 5634944, 5857376, 6694144, 6955634, 7949296, 11269888, 11714752, 13911268, 15898592, 23429504, 27822536, 31797184, 46859008, 55645072, 63594368, 111290144, 127188736, 222580288, 445160576, 890321152]

約数ペア:

[(1, 890321152), (2, 445160576), (4, 222580288), (7, 127188736), (8, 111290144), (14, 63594368), (16, 55645072), (19, 46859008), (28, 31797184), (32, 27822536), (38, 23429504), (56, 15898592), (64, 13911268), (76, 11714752), (79, 11269888), (112, 7949296), (128, 6955634), (133, 6694144), (152, 5857376), (158, 5634944), (224, 3974648), (256, 3477817), (266, 3347072), (304, 2928688), (316, 2817472), (331, 2689792), (448, 1987324), (532, 1673536), (553, 1609984), (608, 1464344), (632, 1408736), (662, 1344896), (896, 993662), (1064, 836768), (1106, 804992), (1216, 732172), (1264, 704368), (1324, 672448), (1501, 593152), (1792, 496831), (2128, 418384), (2212, 402496), (2317, 384256), (2432, 366086), (2528, 352184), (2648, 336224), (3002, 296576), (4256, 209192), (4424, 201248), (4634, 192128), (4864, 183043), (5056, 176092), (5296, 168112), (6004, 148288), (6289, 141568), (8512, 104596), (8848, 100624), (9268, 96064), (10112, 88046), (10507, 84736), (10592, 84056), (12008, 74144), (12578, 70784), (17024, 52298), (17696, 50312), (18536, 48032), (20224, 44023), (21014, 42368), (21184, 42028), (24016, 37072), (25156, 35392), (26149, 34048)]