390669440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 1151539200

約数和(自身を除く): 760869760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 32, 35, 40, 56, 58, 62, 64, 70, 80, 97, 112, 116, 124, 128, 140, 145, 155, 160, 194, 203, 217, 224, 232, 248, 280, 290, 310, 320, 388, 406, 434, 448, 464, 485, 496, 560, 580, 620, 640, 679, 776, 812, 868, 896, 899, 928, 970, 992, 1015, 1085, 1120, 1160, 1240, 1358, 1552, 1624, 1736, 1798, 1856, 1940, 1984, 2030, 2170, 2240, 2320, 2480, 2716, 2813, 3007, 3104, 3248, 3395, 3472, 3596, 3712, 3880, 3968, 4060, 4340, 4480, 4495, 4640, 4960, 5432, 5626, 6014, 6208, 6293, 6496, 6790, 6944, 7192, 7760, 8120, 8680, 8990, 9280, 9920, 10864, 11252, 12028, 12416, 12586, 12992, 13580, 13888, 14065, 14384, 15035, 15520, 16240, 17360, 17980, 18560, 19691, 19840, 21049, 21728, 22504, 24056, 25172, 25984, 27160, 27776, 28130, 28768, 30070, 31040, 31465, 32480, 34720, 35960, 39382, 42098, 43456, 45008, 48112, 50344, 54320, 56260, 57536, 60140, 62080, 62930, 64960, 69440, 71920, 78764, 84196, 86912, 87203, 90016, 96224, 98455, 100688, 105245, 108640, 112520, 115072, 120280, 125860, 129920, 138880, 143840, 157528, 168392, 174406, 180032, 192448, 196910, 201376, 210490, 217280, 225040, 240560, 251720, 287680, 315056, 336784, 348812, 360064, 384896, 393820, 402752, 420980, 434560, 436015, 450080, 481120, 503440, 575360, 610421, 630112, 673568, 697624, 787640, 805504, 841960, 872030, 900160, 962240, 1006880, 1220842, 1260224, 1347136, 1395248, 1575280, 1683920, 1744060, 1800320, 1924480, 2013760, 2441684, 2520448, 2694272, 2790496, 3052105, 3150560, 3367840, 3488120, 4027520, 4883368, 5580992, 6104210, 6301120, 6735680, 6976240, 9766736, 11161984, 12208420, 12602240, 13471360, 13952480, 19533472, 24416840, 27904960, 39066944, 48833680, 55809920, 78133888, 97667360, 195334720, 390669440]

約数ペア:

[(1, 390669440), (2, 195334720), (4, 97667360), (5, 78133888), (7, 55809920), (8, 48833680), (10, 39066944), (14, 27904960), (16, 24416840), (20, 19533472), (28, 13952480), (29, 13471360), (31, 12602240), (32, 12208420), (35, 11161984), (40, 9766736), (56, 6976240), (58, 6735680), (62, 6301120), (64, 6104210), (70, 5580992), (80, 4883368), (97, 4027520), (112, 3488120), (116, 3367840), (124, 3150560), (128, 3052105), (140, 2790496), (145, 2694272), (155, 2520448), (160, 2441684), (194, 2013760), (203, 1924480), (217, 1800320), (224, 1744060), (232, 1683920), (248, 1575280), (280, 1395248), (290, 1347136), (310, 1260224), (320, 1220842), (388, 1006880), (406, 962240), (434, 900160), (448, 872030), (464, 841960), (485, 805504), (496, 787640), (560, 697624), (580, 673568), (620, 630112), (640, 610421), (679, 575360), (776, 503440), (812, 481120), (868, 450080), (896, 436015), (899, 434560), (928, 420980), (970, 402752), (992, 393820), (1015, 384896), (1085, 360064), (1120, 348812), (1160, 336784), (1240, 315056), (1358, 287680), (1552, 251720), (1624, 240560), (1736, 225040), (1798, 217280), (1856, 210490), (1940, 201376), (1984, 196910), (2030, 192448), (2170, 180032), (2240, 174406), (2320, 168392), (2480, 157528), (2716, 143840), (2813, 138880), (3007, 129920), (3104, 125860), (3248, 120280), (3395, 115072), (3472, 112520), (3596, 108640), (3712, 105245), (3880, 100688), (3968, 98455), (4060, 96224), (4340, 90016), (4480, 87203), (4495, 86912), (4640, 84196), (4960, 78764), (5432, 71920), (5626, 69440), (6014, 64960), (6208, 62930), (6293, 62080), (6496, 60140), (6790, 57536), (6944, 56260), (7192, 54320), (7760, 50344), (8120, 48112), (8680, 45008), (8990, 43456), (9280, 42098), (9920, 39382), (10864, 35960), (11252, 34720), (12028, 32480), (12416, 31465), (12586, 31040), (12992, 30070), (13580, 28768), (13888, 28130), (14065, 27776), (14384, 27160), (15035, 25984), (15520, 25172), (16240, 24056), (17360, 22504), (17980, 21728), (18560, 21049), (19691, 19840)]