1218433920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1925

約数の個数: 256

約数和(自身を含む): 4375848960

約数和(自身を除く): 3157415040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1240, 1320, 1364, 1408, 1488, 1705, 1760, 1860, 1861, 1920, 1984, 2046, 2112, 2480, 2640, 2728, 2976, 3410, 3520, 3720, 3722, 3968, 4092, 4224, 4960, 5115, 5280, 5456, 5583, 5952, 6820, 7040, 7440, 7444, 8184, 9305, 9920, 10230, 10560, 10912, 11166, 11904, 13640, 14880, 14888, 16368, 18610, 19840, 20460, 20471, 21120, 21824, 22332, 27280, 27915, 29760, 29776, 32736, 37220, 40920, 40942, 43648, 44664, 54560, 55830, 57691, 59520, 59552, 61413, 65472, 74440, 81840, 81884, 89328, 102355, 109120, 111660, 115382, 119104, 122826, 130944, 148880, 163680, 163768, 173073, 178656, 204710, 218240, 223320, 230764, 238208, 245652, 288455, 297760, 307065, 327360, 327536, 346146, 357312, 409420, 446640, 461528, 491304, 576910, 595520, 614130, 634601, 654720, 655072, 692292, 714624, 818840, 865365, 893280, 923056, 982608, 1153820, 1191040, 1228260, 1269202, 1310144, 1384584, 1637680, 1730730, 1786560, 1846112, 1903803, 1965216, 2307640, 2456520, 2538404, 2620288, 2769168, 3173005, 3275360, 3461460, 3573120, 3692224, 3807606, 3930432, 4615280, 4913040, 5076808, 5538336, 6346010, 6550720, 6922920, 7384448, 7615212, 7860864, 9230560, 9519015, 9826080, 10153616, 11076672, 12692020, 13101440, 13845840, 15230424, 18461120, 19038030, 19652160, 20307232, 22153344, 25384040, 27691680, 30460848, 36922240, 38076060, 39304320, 40614464, 50768080, 55383360, 60921696, 76152120, 81228928, 101536160, 110766720, 121843392, 152304240, 203072320, 243686784, 304608480, 406144640, 609216960, 1218433920]

約数ペア:

[(1, 1218433920), (2, 609216960), (3, 406144640), (4, 304608480), (5, 243686784), (6, 203072320), (8, 152304240), (10, 121843392), (11, 110766720), (12, 101536160), (15, 81228928), (16, 76152120), (20, 60921696), (22, 55383360), (24, 50768080), (30, 40614464), (31, 39304320), (32, 38076060), (33, 36922240), (40, 30460848), (44, 27691680), (48, 25384040), (55, 22153344), (60, 20307232), (62, 19652160), (64, 19038030), (66, 18461120), (80, 15230424), (88, 13845840), (93, 13101440), (96, 12692020), (110, 11076672), (120, 10153616), (124, 9826080), (128, 9519015), (132, 9230560), (155, 7860864), (160, 7615212), (165, 7384448), (176, 6922920), (186, 6550720), (192, 6346010), (220, 5538336), (240, 5076808), (248, 4913040), (264, 4615280), (310, 3930432), (320, 3807606), (330, 3692224), (341, 3573120), (352, 3461460), (372, 3275360), (384, 3173005), (440, 2769168), (465, 2620288), (480, 2538404), (496, 2456520), (528, 2307640), (620, 1965216), (640, 1903803), (660, 1846112), (682, 1786560), (704, 1730730), (744, 1637680), (880, 1384584), (930, 1310144), (960, 1269202), (992, 1228260), (1023, 1191040), (1056, 1153820), (1240, 982608), (1320, 923056), (1364, 893280), (1408, 865365), (1488, 818840), (1705, 714624), (1760, 692292), (1860, 655072), (1861, 654720), (1920, 634601), (1984, 614130), (2046, 595520), (2112, 576910), (2480, 491304), (2640, 461528), (2728, 446640), (2976, 409420), (3410, 357312), (3520, 346146), (3720, 327536), (3722, 327360), (3968, 307065), (4092, 297760), (4224, 288455), (4960, 245652), (5115, 238208), (5280, 230764), (5456, 223320), (5583, 218240), (5952, 204710), (6820, 178656), (7040, 173073), (7440, 163768), (7444, 163680), (8184, 148880), (9305, 130944), (9920, 122826), (10230, 119104), (10560, 115382), (10912, 111660), (11166, 109120), (11904, 102355), (13640, 89328), (14880, 81884), (14888, 81840), (16368, 74440), (18610, 65472), (19840, 61413), (20460, 59552), (20471, 59520), (21120, 57691), (21824, 55830), (22332, 54560), (27280, 44664), (27915, 43648), (29760, 40942), (29776, 40920), (32736, 37220)]