30038960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 120

約数和(自身を含む): 83119680

約数和(自身を除く): 53080720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 79, 80, 97, 98, 112, 140, 158, 194, 196, 245, 280, 316, 388, 392, 395, 485, 490, 553, 560, 632, 679, 776, 784, 790, 970, 980, 1106, 1264, 1358, 1552, 1580, 1940, 1960, 2212, 2716, 2765, 3160, 3395, 3871, 3880, 3920, 4424, 4753, 5432, 5530, 6320, 6790, 7663, 7742, 7760, 8848, 9506, 10864, 11060, 13580, 15326, 15484, 19012, 19355, 22120, 23765, 27160, 30652, 30968, 38024, 38315, 38710, 44240, 47530, 53641, 54320, 61304, 61936, 76048, 76630, 77420, 95060, 107282, 122608, 153260, 154840, 190120, 214564, 268205, 306520, 309680, 375487, 380240, 429128, 536410, 613040, 750974, 858256, 1072820, 1501948, 1877435, 2145640, 3003896, 3754870, 4291280, 6007792, 7509740, 15019480, 30038960]

約数ペア:

[(1, 30038960), (2, 15019480), (4, 7509740), (5, 6007792), (7, 4291280), (8, 3754870), (10, 3003896), (14, 2145640), (16, 1877435), (20, 1501948), (28, 1072820), (35, 858256), (40, 750974), (49, 613040), (56, 536410), (70, 429128), (79, 380240), (80, 375487), (97, 309680), (98, 306520), (112, 268205), (140, 214564), (158, 190120), (194, 154840), (196, 153260), (245, 122608), (280, 107282), (316, 95060), (388, 77420), (392, 76630), (395, 76048), (485, 61936), (490, 61304), (553, 54320), (560, 53641), (632, 47530), (679, 44240), (776, 38710), (784, 38315), (790, 38024), (970, 30968), (980, 30652), (1106, 27160), (1264, 23765), (1358, 22120), (1552, 19355), (1580, 19012), (1940, 15484), (1960, 15326), (2212, 13580), (2716, 11060), (2765, 10864), (3160, 9506), (3395, 8848), (3871, 7760), (3880, 7742), (3920, 7663), (4424, 6790), (4753, 6320), (5432, 5530)]