1861722240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1951}}^1$

素因数の和:2051

約数の個数: 256

約数和(自身を含む): 6881034240

約数和(自身を除く): 5019312000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 71, 80, 84, 96, 105, 112, 120, 128, 140, 142, 160, 168, 192, 210, 213, 224, 240, 280, 284, 320, 336, 355, 384, 420, 426, 448, 480, 497, 560, 568, 640, 672, 710, 840, 852, 896, 960, 994, 1065, 1120, 1136, 1344, 1420, 1491, 1680, 1704, 1920, 1951, 1988, 2130, 2240, 2272, 2485, 2688, 2840, 2982, 3360, 3408, 3902, 3976, 4260, 4480, 4544, 4970, 5680, 5853, 5964, 6720, 6816, 7455, 7804, 7952, 8520, 9088, 9755, 9940, 11360, 11706, 11928, 13440, 13632, 13657, 14910, 15608, 15904, 17040, 19510, 19880, 22720, 23412, 23856, 27264, 27314, 29265, 29820, 31216, 31808, 34080, 39020, 39760, 40971, 45440, 46824, 47712, 54628, 58530, 59640, 62432, 63616, 68160, 68285, 78040, 79520, 81942, 93648, 95424, 109256, 117060, 119280, 124864, 136320, 136570, 138521, 156080, 159040, 163884, 187296, 190848, 204855, 218512, 234120, 238560, 249728, 273140, 277042, 312160, 318080, 327768, 374592, 409710, 415563, 437024, 468240, 477120, 546280, 554084, 624320, 655536, 692605, 749184, 819420, 831126, 874048, 936480, 954240, 969647, 1092560, 1108168, 1248640, 1311072, 1385210, 1638840, 1662252, 1748096, 1872960, 1939294, 2077815, 2185120, 2216336, 2622144, 2770420, 2908941, 3277680, 3324504, 3745920, 3878588, 4155630, 4370240, 4432672, 4848235, 5244288, 5540840, 5817882, 6555360, 6649008, 7757176, 8311260, 8740480, 8865344, 9696470, 11081680, 11635764, 13110720, 13298016, 14544705, 15514352, 16622520, 17730688, 19392940, 22163360, 23271528, 26221440, 26596032, 29089410, 31028704, 33245040, 38785880, 44326720, 46543056, 53192064, 58178820, 62057408, 66490080, 77571760, 88653440, 93086112, 116357640, 124114816, 132980160, 155143520, 186172224, 232715280, 265960320, 310287040, 372344448, 465430560, 620574080, 930861120, 1861722240]

約数ペア:

[(1, 1861722240), (2, 930861120), (3, 620574080), (4, 465430560), (5, 372344448), (6, 310287040), (7, 265960320), (8, 232715280), (10, 186172224), (12, 155143520), (14, 132980160), (15, 124114816), (16, 116357640), (20, 93086112), (21, 88653440), (24, 77571760), (28, 66490080), (30, 62057408), (32, 58178820), (35, 53192064), (40, 46543056), (42, 44326720), (48, 38785880), (56, 33245040), (60, 31028704), (64, 29089410), (70, 26596032), (71, 26221440), (80, 23271528), (84, 22163360), (96, 19392940), (105, 17730688), (112, 16622520), (120, 15514352), (128, 14544705), (140, 13298016), (142, 13110720), (160, 11635764), (168, 11081680), (192, 9696470), (210, 8865344), (213, 8740480), (224, 8311260), (240, 7757176), (280, 6649008), (284, 6555360), (320, 5817882), (336, 5540840), (355, 5244288), (384, 4848235), (420, 4432672), (426, 4370240), (448, 4155630), (480, 3878588), (497, 3745920), (560, 3324504), (568, 3277680), (640, 2908941), (672, 2770420), (710, 2622144), (840, 2216336), (852, 2185120), (896, 2077815), (960, 1939294), (994, 1872960), (1065, 1748096), (1120, 1662252), (1136, 1638840), (1344, 1385210), (1420, 1311072), (1491, 1248640), (1680, 1108168), (1704, 1092560), (1920, 969647), (1951, 954240), (1988, 936480), (2130, 874048), (2240, 831126), (2272, 819420), (2485, 749184), (2688, 692605), (2840, 655536), (2982, 624320), (3360, 554084), (3408, 546280), (3902, 477120), (3976, 468240), (4260, 437024), (4480, 415563), (4544, 409710), (4970, 374592), (5680, 327768), (5853, 318080), (5964, 312160), (6720, 277042), (6816, 273140), (7455, 249728), (7804, 238560), (7952, 234120), (8520, 218512), (9088, 204855), (9755, 190848), (9940, 187296), (11360, 163884), (11706, 159040), (11928, 156080), (13440, 138521), (13632, 136570), (13657, 136320), (14910, 124864), (15608, 119280), (15904, 117060), (17040, 109256), (19510, 95424), (19880, 93648), (22720, 81942), (23412, 79520), (23856, 78040), (27264, 68285), (27314, 68160), (29265, 63616), (29820, 62432), (31216, 59640), (31808, 58530), (34080, 54628), (39020, 47712), (39760, 46824), (40971, 45440)]