1800156720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1187}}^1$

素因数の和:1363

約数の個数: 160

約数和(自身を含む): 5727490560

約数和(自身を除く): 3927333840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 89, 120, 142, 178, 213, 240, 267, 284, 355, 356, 426, 445, 534, 568, 710, 712, 852, 890, 1065, 1068, 1136, 1187, 1335, 1420, 1424, 1704, 1780, 2130, 2136, 2374, 2670, 2840, 3408, 3560, 3561, 4260, 4272, 4748, 5340, 5680, 5935, 6319, 7120, 7122, 8520, 9496, 10680, 11870, 12638, 14244, 17040, 17805, 18957, 18992, 21360, 23740, 25276, 28488, 31595, 35610, 37914, 47480, 50552, 56976, 63190, 71220, 75828, 84277, 94785, 94960, 101104, 105643, 126380, 142440, 151656, 168554, 189570, 211286, 252760, 252831, 284880, 303312, 316929, 337108, 379140, 421385, 422572, 505520, 505662, 528215, 633858, 674216, 758280, 842770, 845144, 1011324, 1056430, 1264155, 1267716, 1348432, 1516560, 1584645, 1685540, 1690288, 2022648, 2112860, 2528310, 2535432, 3169290, 3371080, 4045296, 4225720, 5056620, 5070864, 6338580, 6742160, 7500653, 8451440, 10113240, 12677160, 15001306, 20226480, 22501959, 25354320, 30002612, 37503265, 45003918, 60005224, 75006530, 90007836, 112509795, 120010448, 150013060, 180015672, 225019590, 300026120, 360031344, 450039180, 600052240, 900078360, 1800156720]

約数ペア:

[(1, 1800156720), (2, 900078360), (3, 600052240), (4, 450039180), (5, 360031344), (6, 300026120), (8, 225019590), (10, 180015672), (12, 150013060), (15, 120010448), (16, 112509795), (20, 90007836), (24, 75006530), (30, 60005224), (40, 45003918), (48, 37503265), (60, 30002612), (71, 25354320), (80, 22501959), (89, 20226480), (120, 15001306), (142, 12677160), (178, 10113240), (213, 8451440), (240, 7500653), (267, 6742160), (284, 6338580), (355, 5070864), (356, 5056620), (426, 4225720), (445, 4045296), (534, 3371080), (568, 3169290), (710, 2535432), (712, 2528310), (852, 2112860), (890, 2022648), (1065, 1690288), (1068, 1685540), (1136, 1584645), (1187, 1516560), (1335, 1348432), (1420, 1267716), (1424, 1264155), (1704, 1056430), (1780, 1011324), (2130, 845144), (2136, 842770), (2374, 758280), (2670, 674216), (2840, 633858), (3408, 528215), (3560, 505662), (3561, 505520), (4260, 422572), (4272, 421385), (4748, 379140), (5340, 337108), (5680, 316929), (5935, 303312), (6319, 284880), (7120, 252831), (7122, 252760), (8520, 211286), (9496, 189570), (10680, 168554), (11870, 151656), (12638, 142440), (14244, 126380), (17040, 105643), (17805, 101104), (18957, 94960), (18992, 94785), (21360, 84277), (23740, 75828), (25276, 71220), (28488, 63190), (31595, 56976), (35610, 50552), (37914, 47480)]