212917920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:439

約数の個数: 192

約数和(自身を含む): 711244800

約数和(自身を除く): 498326880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 80, 82, 93, 96, 120, 123, 124, 155, 160, 164, 186, 205, 240, 246, 248, 310, 328, 349, 372, 410, 465, 480, 492, 496, 615, 620, 656, 698, 744, 820, 930, 984, 992, 1047, 1230, 1240, 1271, 1312, 1396, 1488, 1640, 1745, 1860, 1968, 2094, 2460, 2480, 2542, 2792, 2976, 3280, 3490, 3720, 3813, 3936, 4188, 4920, 4960, 5084, 5235, 5584, 6355, 6560, 6980, 7440, 7626, 8376, 9840, 10168, 10470, 10819, 11168, 12710, 13960, 14309, 14880, 15252, 16752, 19065, 19680, 20336, 20940, 21638, 25420, 27920, 28618, 30504, 32457, 33504, 38130, 40672, 41880, 42927, 43276, 50840, 54095, 55840, 57236, 61008, 64914, 71545, 76260, 83760, 85854, 86552, 101680, 108190, 114472, 122016, 129828, 143090, 152520, 162285, 167520, 171708, 173104, 203360, 214635, 216380, 228944, 259656, 286180, 305040, 324570, 343416, 346208, 429270, 432760, 443579, 457888, 519312, 572360, 610080, 649140, 686832, 858540, 865520, 887158, 1038624, 1144720, 1298280, 1330737, 1373664, 1717080, 1731040, 1774316, 2217895, 2289440, 2596560, 2661474, 3434160, 3548632, 4435790, 5193120, 5322948, 6653685, 6868320, 7097264, 8871580, 10645896, 13307370, 14194528, 17743160, 21291792, 26614740, 35486320, 42583584, 53229480, 70972640, 106458960, 212917920]

約数ペア:

[(1, 212917920), (2, 106458960), (3, 70972640), (4, 53229480), (5, 42583584), (6, 35486320), (8, 26614740), (10, 21291792), (12, 17743160), (15, 14194528), (16, 13307370), (20, 10645896), (24, 8871580), (30, 7097264), (31, 6868320), (32, 6653685), (40, 5322948), (41, 5193120), (48, 4435790), (60, 3548632), (62, 3434160), (80, 2661474), (82, 2596560), (93, 2289440), (96, 2217895), (120, 1774316), (123, 1731040), (124, 1717080), (155, 1373664), (160, 1330737), (164, 1298280), (186, 1144720), (205, 1038624), (240, 887158), (246, 865520), (248, 858540), (310, 686832), (328, 649140), (349, 610080), (372, 572360), (410, 519312), (465, 457888), (480, 443579), (492, 432760), (496, 429270), (615, 346208), (620, 343416), (656, 324570), (698, 305040), (744, 286180), (820, 259656), (930, 228944), (984, 216380), (992, 214635), (1047, 203360), (1230, 173104), (1240, 171708), (1271, 167520), (1312, 162285), (1396, 152520), (1488, 143090), (1640, 129828), (1745, 122016), (1860, 114472), (1968, 108190), (2094, 101680), (2460, 86552), (2480, 85854), (2542, 83760), (2792, 76260), (2976, 71545), (3280, 64914), (3490, 61008), (3720, 57236), (3813, 55840), (3936, 54095), (4188, 50840), (4920, 43276), (4960, 42927), (5084, 41880), (5235, 40672), (5584, 38130), (6355, 33504), (6560, 32457), (6980, 30504), (7440, 28618), (7626, 27920), (8376, 25420), (9840, 21638), (10168, 20940), (10470, 20336), (10819, 19680), (11168, 19065), (12710, 16752), (13960, 15252), (14309, 14880)]