247219848

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^2\times {\mathrm{109}}^2$

素因数の和:264

約数の個数: 108

約数和(自身を含む): 717841215

約数和(自身を除く): 470621367

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 109, 136, 153, 204, 218, 289, 306, 327, 408, 436, 578, 612, 654, 867, 872, 981, 1156, 1224, 1308, 1734, 1853, 1962, 2312, 2601, 2616, 3468, 3706, 3924, 5202, 5559, 6936, 7412, 7848, 10404, 11118, 11881, 14824, 16677, 20808, 22236, 23762, 31501, 33354, 35643, 44472, 47524, 63002, 66708, 71286, 94503, 95048, 106929, 126004, 133416, 142572, 189006, 201977, 213858, 252008, 283509, 285144, 378012, 403954, 427716, 567018, 605931, 756024, 807908, 855432, 1134036, 1211862, 1615816, 1817793, 2268072, 2423724, 3433609, 3635586, 4847448, 6867218, 7271172, 10300827, 13734436, 14542344, 20601654, 27468872, 30902481, 41203308, 61804962, 82406616, 123609924, 247219848]

約数ペア:

[(1, 247219848), (2, 123609924), (3, 82406616), (4, 61804962), (6, 41203308), (8, 30902481), (9, 27468872), (12, 20601654), (17, 14542344), (18, 13734436), (24, 10300827), (34, 7271172), (36, 6867218), (51, 4847448), (68, 3635586), (72, 3433609), (102, 2423724), (109, 2268072), (136, 1817793), (153, 1615816), (204, 1211862), (218, 1134036), (289, 855432), (306, 807908), (327, 756024), (408, 605931), (436, 567018), (578, 427716), (612, 403954), (654, 378012), (867, 285144), (872, 283509), (981, 252008), (1156, 213858), (1224, 201977), (1308, 189006), (1734, 142572), (1853, 133416), (1962, 126004), (2312, 106929), (2601, 95048), (2616, 94503), (3468, 71286), (3706, 66708), (3924, 63002), (5202, 47524), (5559, 44472), (6936, 35643), (7412, 33354), (7848, 31501), (10404, 23762), (11118, 22236), (11881, 20808), (14824, 16677)]