1019943400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 192

約数和(自身を含む): 2845532160

約数和(自身を除く): 1825588760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 71, 100, 124, 140, 142, 155, 175, 200, 217, 248, 280, 284, 310, 331, 350, 355, 434, 497, 568, 620, 662, 700, 710, 775, 868, 994, 1085, 1240, 1324, 1400, 1420, 1550, 1655, 1736, 1775, 1988, 2170, 2201, 2317, 2485, 2648, 2840, 3100, 3310, 3550, 3976, 4340, 4402, 4634, 4970, 5425, 6200, 6620, 7100, 8275, 8680, 8804, 9268, 9940, 10261, 10850, 11005, 11585, 12425, 13240, 14200, 15407, 16550, 17608, 18536, 19880, 20522, 21700, 22010, 23170, 23501, 24850, 30814, 33100, 41044, 43400, 44020, 46340, 47002, 49700, 51305, 55025, 57925, 61628, 66200, 71827, 77035, 82088, 88040, 92680, 94004, 99400, 102610, 110050, 115850, 117505, 123256, 143654, 154070, 164507, 188008, 205220, 220100, 231700, 235010, 256525, 287308, 308140, 329014, 359135, 385175, 410440, 440200, 463400, 470020, 513050, 574616, 587525, 616280, 658028, 718270, 728531, 770350, 822535, 940040, 1026100, 1175050, 1316056, 1436540, 1457062, 1540700, 1645070, 1795675, 2052200, 2350100, 2873080, 2914124, 3081400, 3290140, 3591350, 3642655, 4112675, 4700200, 5099717, 5828248, 6580280, 7182700, 7285310, 8225350, 10199434, 14365400, 14570620, 16450700, 18213275, 20398868, 25498585, 29141240, 32901400, 36426550, 40797736, 50997170, 72853100, 101994340, 127492925, 145706200, 203988680, 254985850, 509971700, 1019943400]

約数ペア:

[(1, 1019943400), (2, 509971700), (4, 254985850), (5, 203988680), (7, 145706200), (8, 127492925), (10, 101994340), (14, 72853100), (20, 50997170), (25, 40797736), (28, 36426550), (31, 32901400), (35, 29141240), (40, 25498585), (50, 20398868), (56, 18213275), (62, 16450700), (70, 14570620), (71, 14365400), (100, 10199434), (124, 8225350), (140, 7285310), (142, 7182700), (155, 6580280), (175, 5828248), (200, 5099717), (217, 4700200), (248, 4112675), (280, 3642655), (284, 3591350), (310, 3290140), (331, 3081400), (350, 2914124), (355, 2873080), (434, 2350100), (497, 2052200), (568, 1795675), (620, 1645070), (662, 1540700), (700, 1457062), (710, 1436540), (775, 1316056), (868, 1175050), (994, 1026100), (1085, 940040), (1240, 822535), (1324, 770350), (1400, 728531), (1420, 718270), (1550, 658028), (1655, 616280), (1736, 587525), (1775, 574616), (1988, 513050), (2170, 470020), (2201, 463400), (2317, 440200), (2485, 410440), (2648, 385175), (2840, 359135), (3100, 329014), (3310, 308140), (3550, 287308), (3976, 256525), (4340, 235010), (4402, 231700), (4634, 220100), (4970, 205220), (5425, 188008), (6200, 164507), (6620, 154070), (7100, 143654), (8275, 123256), (8680, 117505), (8804, 115850), (9268, 110050), (9940, 102610), (10261, 99400), (10850, 94004), (11005, 92680), (11585, 88040), (12425, 82088), (13240, 77035), (14200, 71827), (15407, 66200), (16550, 61628), (17608, 57925), (18536, 55025), (19880, 51305), (20522, 49700), (21700, 47002), (22010, 46340), (23170, 44020), (23501, 43400), (24850, 41044), (30814, 33100)]