240311680

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 192

約数和(自身を含む): 683726400

約数和(自身を除く): 443414720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 97, 98, 112, 128, 140, 158, 160, 194, 196, 224, 245, 280, 316, 320, 388, 392, 395, 448, 485, 490, 553, 560, 632, 640, 679, 776, 784, 790, 896, 970, 980, 1106, 1120, 1264, 1358, 1552, 1568, 1580, 1940, 1960, 2212, 2240, 2528, 2716, 2765, 3104, 3136, 3160, 3395, 3871, 3880, 3920, 4424, 4480, 4753, 5056, 5432, 5530, 6208, 6272, 6320, 6790, 7663, 7742, 7760, 7840, 8848, 9506, 10112, 10864, 11060, 12416, 12640, 13580, 15326, 15484, 15520, 15680, 17696, 19012, 19355, 21728, 22120, 23765, 25280, 27160, 30652, 30968, 31040, 31360, 35392, 38024, 38315, 38710, 43456, 44240, 47530, 50560, 53641, 54320, 61304, 61936, 62080, 70784, 76048, 76630, 77420, 86912, 88480, 95060, 107282, 108640, 122608, 123872, 152096, 153260, 154840, 176960, 190120, 214564, 217280, 245216, 247744, 268205, 304192, 306520, 309680, 353920, 375487, 380240, 429128, 434560, 490432, 495488, 536410, 608384, 613040, 619360, 750974, 760480, 858256, 980864, 1072820, 1226080, 1238720, 1501948, 1520960, 1716512, 1877435, 2145640, 2452160, 2477440, 3003896, 3041920, 3433024, 3754870, 4291280, 4904320, 6007792, 6866048, 7509740, 8582560, 12015584, 15019480, 17165120, 24031168, 30038960, 34330240, 48062336, 60077920, 120155840, 240311680]

約数ペア:

[(1, 240311680), (2, 120155840), (4, 60077920), (5, 48062336), (7, 34330240), (8, 30038960), (10, 24031168), (14, 17165120), (16, 15019480), (20, 12015584), (28, 8582560), (32, 7509740), (35, 6866048), (40, 6007792), (49, 4904320), (56, 4291280), (64, 3754870), (70, 3433024), (79, 3041920), (80, 3003896), (97, 2477440), (98, 2452160), (112, 2145640), (128, 1877435), (140, 1716512), (158, 1520960), (160, 1501948), (194, 1238720), (196, 1226080), (224, 1072820), (245, 980864), (280, 858256), (316, 760480), (320, 750974), (388, 619360), (392, 613040), (395, 608384), (448, 536410), (485, 495488), (490, 490432), (553, 434560), (560, 429128), (632, 380240), (640, 375487), (679, 353920), (776, 309680), (784, 306520), (790, 304192), (896, 268205), (970, 247744), (980, 245216), (1106, 217280), (1120, 214564), (1264, 190120), (1358, 176960), (1552, 154840), (1568, 153260), (1580, 152096), (1940, 123872), (1960, 122608), (2212, 108640), (2240, 107282), (2528, 95060), (2716, 88480), (2765, 86912), (3104, 77420), (3136, 76630), (3160, 76048), (3395, 70784), (3871, 62080), (3880, 61936), (3920, 61304), (4424, 54320), (4480, 53641), (4753, 50560), (5056, 47530), (5432, 44240), (5530, 43456), (6208, 38710), (6272, 38315), (6320, 38024), (6790, 35392), (7663, 31360), (7742, 31040), (7760, 30968), (7840, 30652), (8848, 27160), (9506, 25280), (10112, 23765), (10864, 22120), (11060, 21728), (12416, 19355), (12640, 19012), (13580, 17696), (15326, 15680), (15484, 15520)]