100421720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^3\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 278121600

約数和(自身を除く): 177699880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 85, 119, 136, 140, 146, 170, 238, 280, 289, 292, 340, 365, 476, 511, 578, 584, 595, 680, 730, 952, 1022, 1156, 1190, 1241, 1445, 1460, 2023, 2044, 2312, 2380, 2482, 2555, 2890, 2920, 4046, 4088, 4760, 4913, 4964, 5110, 5780, 6205, 8092, 8687, 9826, 9928, 10115, 10220, 11560, 12410, 16184, 17374, 19652, 20230, 20440, 21097, 24565, 24820, 34391, 34748, 39304, 40460, 42194, 43435, 49130, 49640, 68782, 69496, 80920, 84388, 86870, 98260, 105485, 137564, 147679, 168776, 171955, 173740, 196520, 210970, 275128, 295358, 343910, 347480, 358649, 421940, 590716, 687820, 717298, 738395, 843880, 1181432, 1375640, 1434596, 1476790, 1793245, 2510543, 2869192, 2953580, 3586490, 5021086, 5907160, 7172980, 10042172, 12552715, 14345960, 20084344, 25105430, 50210860, 100421720]

約数ペア:

[(1, 100421720), (2, 50210860), (4, 25105430), (5, 20084344), (7, 14345960), (8, 12552715), (10, 10042172), (14, 7172980), (17, 5907160), (20, 5021086), (28, 3586490), (34, 2953580), (35, 2869192), (40, 2510543), (56, 1793245), (68, 1476790), (70, 1434596), (73, 1375640), (85, 1181432), (119, 843880), (136, 738395), (140, 717298), (146, 687820), (170, 590716), (238, 421940), (280, 358649), (289, 347480), (292, 343910), (340, 295358), (365, 275128), (476, 210970), (511, 196520), (578, 173740), (584, 171955), (595, 168776), (680, 147679), (730, 137564), (952, 105485), (1022, 98260), (1156, 86870), (1190, 84388), (1241, 80920), (1445, 69496), (1460, 68782), (2023, 49640), (2044, 49130), (2312, 43435), (2380, 42194), (2482, 40460), (2555, 39304), (2890, 34748), (2920, 34391), (4046, 24820), (4088, 24565), (4760, 21097), (4913, 20440), (4964, 20230), (5110, 19652), (5780, 17374), (6205, 16184), (8092, 12410), (8687, 11560), (9826, 10220), (9928, 10115)]