396728080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22853}}^1$

素因数の和:22904

約数の個数: 80

約数和(自身を含む): 1088216064

約数和(自身を除く): 691487984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 22853, 45706, 91412, 114265, 159971, 182824, 228530, 319942, 365648, 457060, 639884, 708443, 799855, 914120, 1279768, 1416886, 1599710, 1828240, 2559536, 2833772, 3199420, 3542215, 4959101, 5667544, 6398840, 7084430, 9918202, 11335088, 12797680, 14168860, 19836404, 24795505, 28337720, 39672808, 49591010, 56675440, 79345616, 99182020, 198364040, 396728080]

約数ペア:

[(1, 396728080), (2, 198364040), (4, 99182020), (5, 79345616), (7, 56675440), (8, 49591010), (10, 39672808), (14, 28337720), (16, 24795505), (20, 19836404), (28, 14168860), (31, 12797680), (35, 11335088), (40, 9918202), (56, 7084430), (62, 6398840), (70, 5667544), (80, 4959101), (112, 3542215), (124, 3199420), (140, 2833772), (155, 2559536), (217, 1828240), (248, 1599710), (280, 1416886), (310, 1279768), (434, 914120), (496, 799855), (560, 708443), (620, 639884), (868, 457060), (1085, 365648), (1240, 319942), (1736, 228530), (2170, 182824), (2480, 159971), (3472, 114265), (4340, 91412), (8680, 45706), (17360, 22853)]