1890176640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2887}}^1$

素因数の和:2951

約数の個数: 256

約数和(自身を含む): 6787031040

約数和(自身を除く): 4896854400

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, 1920, 1984, 2046, 2112, 2480, 2640, 2728, 2887, 2976, 3410, 3520, 3720, 3968, 4092, 4224, 4960, 5115, 5280, 5456, 5774, 5952, 6820, 7040, 7440, 8184, 8661, 9920, 10230, 10560, 10912, 11548, 11904, 13640, 14435, 14880, 16368, 17322, 19840, 20460, 21120, 21824, 23096, 27280, 28870, 29760, 31757, 32736, 34644, 40920, 43305, 43648, 46192, 54560, 57740, 59520, 63514, 65472, 69288, 81840, 86610, 89497, 92384, 95271, 109120, 115480, 127028, 130944, 138576, 158785, 163680, 173220, 178994, 184768, 190542, 218240, 230960, 254056, 268491, 277152, 317570, 327360, 346440, 357988, 369536, 381084, 447485, 461920, 476355, 508112, 536982, 554304, 635140, 654720, 692880, 715976, 762168, 894970, 923840, 952710, 984467, 1016224, 1073964, 1108608, 1270280, 1342455, 1385760, 1431952, 1524336, 1789940, 1847680, 1905420, 1968934, 2032448, 2147928, 2540560, 2684910, 2771520, 2863904, 2953401, 3048672, 3579880, 3810840, 3937868, 4064896, 4295856, 4922335, 5081120, 5369820, 5543040, 5727808, 5906802, 6097344, 7159760, 7621680, 7875736, 8591712, 9844670, 10162240, 10739640, 11455616, 11813604, 12194688, 14319520, 14767005, 15243360, 15751472, 17183424, 19689340, 20324480, 21479280, 23627208, 28639040, 29534010, 30486720, 31502944, 34366848, 39378680, 42958560, 47254416, 57278080, 59068020, 60973440, 63005888, 78757360, 85917120, 94508832, 118136040, 126011776, 157514720, 171834240, 189017664, 236272080, 315029440, 378035328, 472544160, 630058880, 945088320, 1890176640]

約数ペア:

[(1, 1890176640), (2, 945088320), (3, 630058880), (4, 472544160), (5, 378035328), (6, 315029440), (8, 236272080), (10, 189017664), (11, 171834240), (12, 157514720), (15, 126011776), (16, 118136040), (20, 94508832), (22, 85917120), (24, 78757360), (30, 63005888), (31, 60973440), (32, 59068020), (33, 57278080), (40, 47254416), (44, 42958560), (48, 39378680), (55, 34366848), (60, 31502944), (62, 30486720), (64, 29534010), (66, 28639040), (80, 23627208), (88, 21479280), (93, 20324480), (96, 19689340), (110, 17183424), (120, 15751472), (124, 15243360), (128, 14767005), (132, 14319520), (155, 12194688), (160, 11813604), (165, 11455616), (176, 10739640), (186, 10162240), (192, 9844670), (220, 8591712), (240, 7875736), (248, 7621680), (264, 7159760), (310, 6097344), (320, 5906802), (330, 5727808), (341, 5543040), (352, 5369820), (372, 5081120), (384, 4922335), (440, 4295856), (465, 4064896), (480, 3937868), (496, 3810840), (528, 3579880), (620, 3048672), (640, 2953401), (660, 2863904), (682, 2771520), (704, 2684910), (744, 2540560), (880, 2147928), (930, 2032448), (960, 1968934), (992, 1905420), (1023, 1847680), (1056, 1789940), (1240, 1524336), (1320, 1431952), (1364, 1385760), (1408, 1342455), (1488, 1270280), (1705, 1108608), (1760, 1073964), (1860, 1016224), (1920, 984467), (1984, 952710), (2046, 923840), (2112, 894970), (2480, 762168), (2640, 715976), (2728, 692880), (2887, 654720), (2976, 635140), (3410, 554304), (3520, 536982), (3720, 508112), (3968, 476355), (4092, 461920), (4224, 447485), (4960, 381084), (5115, 369536), (5280, 357988), (5456, 346440), (5774, 327360), (5952, 317570), (6820, 277152), (7040, 268491), (7440, 254056), (8184, 230960), (8661, 218240), (9920, 190542), (10230, 184768), (10560, 178994), (10912, 173220), (11548, 163680), (11904, 158785), (13640, 138576), (14435, 130944), (14880, 127028), (16368, 115480), (17322, 109120), (19840, 95271), (20460, 92384), (21120, 89497), (21824, 86610), (23096, 81840), (27280, 69288), (28870, 65472), (29760, 63514), (31757, 59520), (32736, 57740), (34644, 54560), (40920, 46192), (43305, 43648)]