90559280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 166567120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 79, 80, 89, 92, 112, 115, 140, 158, 161, 178, 184, 230, 280, 316, 322, 356, 368, 395, 445, 460, 553, 560, 623, 632, 644, 712, 790, 805, 890, 920, 1106, 1246, 1264, 1288, 1424, 1580, 1610, 1780, 1817, 1840, 2047, 2212, 2492, 2576, 2765, 3115, 3160, 3220, 3560, 3634, 4094, 4424, 4984, 5530, 6230, 6320, 6440, 7031, 7120, 7268, 8188, 8848, 9085, 9968, 10235, 11060, 12460, 12719, 12880, 14062, 14329, 14536, 16376, 18170, 20470, 22120, 24920, 25438, 28124, 28658, 29072, 32752, 35155, 36340, 40940, 44240, 49217, 49840, 50876, 56248, 57316, 63595, 70310, 71645, 72680, 81880, 98434, 101752, 112496, 114632, 127190, 140620, 143290, 145360, 161713, 163760, 196868, 203504, 229264, 246085, 254380, 281240, 286580, 323426, 393736, 492170, 508760, 562480, 573160, 646852, 787472, 808565, 984340, 1017520, 1131991, 1146320, 1293704, 1617130, 1968680, 2263982, 2587408, 3234260, 3937360, 4527964, 5659955, 6468520, 9055928, 11319910, 12937040, 18111856, 22639820, 45279640, 90559280]

約数ペア:

[(1, 90559280), (2, 45279640), (4, 22639820), (5, 18111856), (7, 12937040), (8, 11319910), (10, 9055928), (14, 6468520), (16, 5659955), (20, 4527964), (23, 3937360), (28, 3234260), (35, 2587408), (40, 2263982), (46, 1968680), (56, 1617130), (70, 1293704), (79, 1146320), (80, 1131991), (89, 1017520), (92, 984340), (112, 808565), (115, 787472), (140, 646852), (158, 573160), (161, 562480), (178, 508760), (184, 492170), (230, 393736), (280, 323426), (316, 286580), (322, 281240), (356, 254380), (368, 246085), (395, 229264), (445, 203504), (460, 196868), (553, 163760), (560, 161713), (623, 145360), (632, 143290), (644, 140620), (712, 127190), (790, 114632), (805, 112496), (890, 101752), (920, 98434), (1106, 81880), (1246, 72680), (1264, 71645), (1288, 70310), (1424, 63595), (1580, 57316), (1610, 56248), (1780, 50876), (1817, 49840), (1840, 49217), (2047, 44240), (2212, 40940), (2492, 36340), (2576, 35155), (2765, 32752), (3115, 29072), (3160, 28658), (3220, 28124), (3560, 25438), (3634, 24920), (4094, 22120), (4424, 20470), (4984, 18170), (5530, 16376), (6230, 14536), (6320, 14329), (6440, 14062), (7031, 12880), (7120, 12719), (7268, 12460), (8188, 11060), (8848, 10235), (9085, 9968)]