390855864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 1156124160

約数和(自身を除く): 765268296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 227, 259, 277, 296, 444, 454, 518, 554, 681, 777, 831, 888, 908, 1036, 1108, 1362, 1554, 1589, 1662, 1816, 1939, 2072, 2216, 2724, 3108, 3178, 3324, 3878, 4767, 5448, 5817, 6216, 6356, 6648, 7756, 8399, 9534, 10249, 11634, 12712, 15512, 16798, 19068, 20498, 23268, 25197, 30747, 33596, 38136, 40996, 46536, 50394, 58793, 61494, 62879, 67192, 71743, 81992, 100788, 117586, 122988, 125758, 143486, 176379, 188637, 201576, 215229, 235172, 245976, 251516, 286972, 352758, 377274, 430458, 440153, 470344, 503032, 573944, 705516, 754548, 860916, 880306, 1320459, 1411032, 1509096, 1721832, 1760612, 2326523, 2640918, 3521224, 4653046, 5281836, 6979569, 9306092, 10563672, 13959138, 16285661, 18612184, 27918276, 32571322, 48856983, 55836552, 65142644, 97713966, 130285288, 195427932, 390855864]

約数ペア:

[(1, 390855864), (2, 195427932), (3, 130285288), (4, 97713966), (6, 65142644), (7, 55836552), (8, 48856983), (12, 32571322), (14, 27918276), (21, 18612184), (24, 16285661), (28, 13959138), (37, 10563672), (42, 9306092), (56, 6979569), (74, 5281836), (84, 4653046), (111, 3521224), (148, 2640918), (168, 2326523), (222, 1760612), (227, 1721832), (259, 1509096), (277, 1411032), (296, 1320459), (444, 880306), (454, 860916), (518, 754548), (554, 705516), (681, 573944), (777, 503032), (831, 470344), (888, 440153), (908, 430458), (1036, 377274), (1108, 352758), (1362, 286972), (1554, 251516), (1589, 245976), (1662, 235172), (1816, 215229), (1939, 201576), (2072, 188637), (2216, 176379), (2724, 143486), (3108, 125758), (3178, 122988), (3324, 117586), (3878, 100788), (4767, 81992), (5448, 71743), (5817, 67192), (6216, 62879), (6356, 61494), (6648, 58793), (7756, 50394), (8399, 46536), (9534, 40996), (10249, 38136), (11634, 33596), (12712, 30747), (15512, 25197), (16798, 23268), (19068, 20498)]