74704770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^2$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 236658240

約数和(自身を除く): 161953470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 79, 90, 95, 105, 114, 126, 133, 158, 171, 190, 210, 237, 266, 285, 315, 342, 395, 399, 474, 553, 570, 630, 665, 711, 790, 798, 855, 1106, 1185, 1197, 1330, 1422, 1501, 1659, 1710, 1995, 2370, 2394, 2765, 3002, 3318, 3555, 3990, 4503, 4977, 5530, 5985, 6241, 7110, 7505, 8295, 9006, 9954, 10507, 11970, 12482, 13509, 15010, 16590, 18723, 21014, 22515, 24885, 27018, 31205, 31521, 37446, 43687, 45030, 49770, 52535, 56169, 62410, 63042, 67545, 87374, 93615, 94563, 105070, 112338, 118579, 131061, 135090, 157605, 187230, 189126, 218435, 237158, 262122, 280845, 315210, 355737, 393183, 436870, 472815, 561690, 592895, 655305, 711474, 786366, 830053, 945630, 1067211, 1185790, 1310610, 1660106, 1778685, 1965915, 2134422, 2490159, 3557370, 3931830, 4150265, 4980318, 5336055, 7470477, 8300530, 10672110, 12450795, 14940954, 24901590, 37352385, 74704770]

約数ペア:

[(1, 74704770), (2, 37352385), (3, 24901590), (5, 14940954), (6, 12450795), (7, 10672110), (9, 8300530), (10, 7470477), (14, 5336055), (15, 4980318), (18, 4150265), (19, 3931830), (21, 3557370), (30, 2490159), (35, 2134422), (38, 1965915), (42, 1778685), (45, 1660106), (57, 1310610), (63, 1185790), (70, 1067211), (79, 945630), (90, 830053), (95, 786366), (105, 711474), (114, 655305), (126, 592895), (133, 561690), (158, 472815), (171, 436870), (190, 393183), (210, 355737), (237, 315210), (266, 280845), (285, 262122), (315, 237158), (342, 218435), (395, 189126), (399, 187230), (474, 157605), (553, 135090), (570, 131061), (630, 118579), (665, 112338), (711, 105070), (790, 94563), (798, 93615), (855, 87374), (1106, 67545), (1185, 63042), (1197, 62410), (1330, 56169), (1422, 52535), (1501, 49770), (1659, 45030), (1710, 43687), (1995, 37446), (2370, 31521), (2394, 31205), (2765, 27018), (3002, 24885), (3318, 22515), (3555, 21014), (3990, 18723), (4503, 16590), (4977, 15010), (5530, 13509), (5985, 12482), (6241, 11970), (7110, 10507), (7505, 9954), (8295, 9006)]