1999244640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3853}}^1$

素因数の和:3941

約数の個数: 192

約数和(自身を含む): 6712989696

約数和(自身を除く): 4713745056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 47, 48, 60, 69, 80, 92, 94, 96, 115, 120, 138, 141, 160, 184, 188, 230, 235, 240, 276, 282, 345, 368, 376, 460, 470, 480, 552, 564, 690, 705, 736, 752, 920, 940, 1081, 1104, 1128, 1380, 1410, 1504, 1840, 1880, 2162, 2208, 2256, 2760, 2820, 3243, 3680, 3760, 3853, 4324, 4512, 5405, 5520, 5640, 6486, 7520, 7706, 8648, 10810, 11040, 11280, 11559, 12972, 15412, 16215, 17296, 19265, 21620, 22560, 23118, 25944, 30824, 32430, 34592, 38530, 43240, 46236, 51888, 57795, 61648, 64860, 77060, 86480, 88619, 92472, 103776, 115590, 123296, 129720, 154120, 172960, 177238, 181091, 184944, 231180, 259440, 265857, 308240, 354476, 362182, 369888, 443095, 462360, 518880, 531714, 543273, 616480, 708952, 724364, 886190, 905455, 924720, 1063428, 1086546, 1329285, 1417904, 1448728, 1772380, 1810910, 1849440, 2126856, 2173092, 2658570, 2716365, 2835808, 2897456, 3544760, 3621820, 4165093, 4253712, 4346184, 5317140, 5432730, 5794912, 7089520, 7243640, 8330186, 8507424, 8692368, 10634280, 10865460, 12495279, 14179040, 14487280, 16660372, 17384736, 20825465, 21268560, 21730920, 24990558, 28974560, 33320744, 41650930, 42537120, 43461840, 49981116, 62476395, 66641488, 83301860, 86923680, 99962232, 124952790, 133282976, 166603720, 199924464, 249905580, 333207440, 399848928, 499811160, 666414880, 999622320, 1999244640]

約数ペア:

[(1, 1999244640), (2, 999622320), (3, 666414880), (4, 499811160), (5, 399848928), (6, 333207440), (8, 249905580), (10, 199924464), (12, 166603720), (15, 133282976), (16, 124952790), (20, 99962232), (23, 86923680), (24, 83301860), (30, 66641488), (32, 62476395), (40, 49981116), (46, 43461840), (47, 42537120), (48, 41650930), (60, 33320744), (69, 28974560), (80, 24990558), (92, 21730920), (94, 21268560), (96, 20825465), (115, 17384736), (120, 16660372), (138, 14487280), (141, 14179040), (160, 12495279), (184, 10865460), (188, 10634280), (230, 8692368), (235, 8507424), (240, 8330186), (276, 7243640), (282, 7089520), (345, 5794912), (368, 5432730), (376, 5317140), (460, 4346184), (470, 4253712), (480, 4165093), (552, 3621820), (564, 3544760), (690, 2897456), (705, 2835808), (736, 2716365), (752, 2658570), (920, 2173092), (940, 2126856), (1081, 1849440), (1104, 1810910), (1128, 1772380), (1380, 1448728), (1410, 1417904), (1504, 1329285), (1840, 1086546), (1880, 1063428), (2162, 924720), (2208, 905455), (2256, 886190), (2760, 724364), (2820, 708952), (3243, 616480), (3680, 543273), (3760, 531714), (3853, 518880), (4324, 462360), (4512, 443095), (5405, 369888), (5520, 362182), (5640, 354476), (6486, 308240), (7520, 265857), (7706, 259440), (8648, 231180), (10810, 184944), (11040, 181091), (11280, 177238), (11559, 172960), (12972, 154120), (15412, 129720), (16215, 123296), (17296, 115590), (19265, 103776), (21620, 92472), (22560, 88619), (23118, 86480), (25944, 77060), (30824, 64860), (32430, 61648), (34592, 57795), (38530, 51888), (43240, 46236)]