19913478720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{1949}}^1$

素因数の和:2365

約数の個数: 224

約数和(自身を含む): 65617344000

約数和(自身を除く): 45703865280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 145, 160, 174, 192, 232, 240, 290, 320, 348, 367, 435, 464, 480, 580, 696, 734, 870, 928, 960, 1101, 1160, 1392, 1468, 1740, 1835, 1856, 1949, 2202, 2320, 2784, 2936, 3480, 3670, 3898, 4404, 4640, 5505, 5568, 5847, 5872, 6960, 7340, 7796, 8808, 9280, 9745, 10643, 11010, 11694, 11744, 13920, 14680, 15592, 17616, 19490, 21286, 22020, 23388, 23488, 27840, 29235, 29360, 31184, 31929, 35232, 38980, 42572, 44040, 46776, 53215, 56521, 58470, 58720, 62368, 63858, 70464, 77960, 85144, 88080, 93552, 106430, 113042, 116940, 117440, 124736, 127716, 155920, 159645, 169563, 170288, 176160, 187104, 212860, 226084, 233880, 255432, 282605, 311840, 319290, 339126, 340576, 352320, 374208, 425720, 452168, 467760, 510864, 565210, 623680, 638580, 678252, 681152, 715283, 847815, 851440, 904336, 935520, 1021728, 1130420, 1277160, 1356504, 1430566, 1695630, 1702880, 1808672, 1871040, 2043456, 2145849, 2260840, 2554320, 2713008, 2861132, 3391260, 3405760, 3576415, 3617344, 4291698, 4521680, 5108640, 5426016, 5722264, 6782520, 7152830, 8583396, 9043360, 10217280, 10729245, 10852032, 11444528, 13565040, 14305660, 17166792, 18086720, 20743207, 21458490, 22889056, 27130080, 28611320, 34333584, 41486414, 42916980, 45778112, 54260160, 57222640, 62229621, 68667168, 82972828, 85833960, 103716035, 114445280, 124459242, 137334336, 165945656, 171667920, 207432070, 228890560, 248918484, 311148105, 331891312, 343335840, 414864140, 497836968, 622296210, 663782624, 686671680, 829728280, 995673936, 1244592420, 1327565248, 1659456560, 1991347872, 2489184840, 3318913120, 3982695744, 4978369680, 6637826240, 9956739360, 19913478720]

約数ペア:

[(1, 19913478720), (2, 9956739360), (3, 6637826240), (4, 4978369680), (5, 3982695744), (6, 3318913120), (8, 2489184840), (10, 1991347872), (12, 1659456560), (15, 1327565248), (16, 1244592420), (20, 995673936), (24, 829728280), (29, 686671680), (30, 663782624), (32, 622296210), (40, 497836968), (48, 414864140), (58, 343335840), (60, 331891312), (64, 311148105), (80, 248918484), (87, 228890560), (96, 207432070), (116, 171667920), (120, 165945656), (145, 137334336), (160, 124459242), (174, 114445280), (192, 103716035), (232, 85833960), (240, 82972828), (290, 68667168), (320, 62229621), (348, 57222640), (367, 54260160), (435, 45778112), (464, 42916980), (480, 41486414), (580, 34333584), (696, 28611320), (734, 27130080), (870, 22889056), (928, 21458490), (960, 20743207), (1101, 18086720), (1160, 17166792), (1392, 14305660), (1468, 13565040), (1740, 11444528), (1835, 10852032), (1856, 10729245), (1949, 10217280), (2202, 9043360), (2320, 8583396), (2784, 7152830), (2936, 6782520), (3480, 5722264), (3670, 5426016), (3898, 5108640), (4404, 4521680), (4640, 4291698), (5505, 3617344), (5568, 3576415), (5847, 3405760), (5872, 3391260), (6960, 2861132), (7340, 2713008), (7796, 2554320), (8808, 2260840), (9280, 2145849), (9745, 2043456), (10643, 1871040), (11010, 1808672), (11694, 1702880), (11744, 1695630), (13920, 1430566), (14680, 1356504), (15592, 1277160), (17616, 1130420), (19490, 1021728), (21286, 935520), (22020, 904336), (23388, 851440), (23488, 847815), (27840, 715283), (29235, 681152), (29360, 678252), (31184, 638580), (31929, 623680), (35232, 565210), (38980, 510864), (42572, 467760), (44040, 452168), (46776, 425720), (53215, 374208), (56521, 352320), (58470, 340576), (58720, 339126), (62368, 319290), (63858, 311840), (70464, 282605), (77960, 255432), (85144, 233880), (88080, 226084), (93552, 212860), (106430, 187104), (113042, 176160), (116940, 170288), (117440, 169563), (124736, 159645), (127716, 155920)]