349053520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{11159}}^1$

素因数の和:11212

約数の個数: 80

約数和(自身を含む): 896728320

約数和(自身を除く): 547674800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 3128, 3910, 6256, 7820, 11159, 15640, 22318, 31280, 44636, 55795, 89272, 111590, 178544, 189703, 223180, 256657, 379406, 446360, 513314, 758812, 892720, 948515, 1026628, 1283285, 1517624, 1897030, 2053256, 2566570, 3035248, 3794060, 4106512, 4363169, 5133140, 7588120, 8726338, 10266280, 15176240, 17452676, 20532560, 21815845, 34905352, 43631690, 69810704, 87263380, 174526760, 349053520]

約数ペア:

[(1, 349053520), (2, 174526760), (4, 87263380), (5, 69810704), (8, 43631690), (10, 34905352), (16, 21815845), (17, 20532560), (20, 17452676), (23, 15176240), (34, 10266280), (40, 8726338), (46, 7588120), (68, 5133140), (80, 4363169), (85, 4106512), (92, 3794060), (115, 3035248), (136, 2566570), (170, 2053256), (184, 1897030), (230, 1517624), (272, 1283285), (340, 1026628), (368, 948515), (391, 892720), (460, 758812), (680, 513314), (782, 446360), (920, 379406), (1360, 256657), (1564, 223180), (1840, 189703), (1955, 178544), (3128, 111590), (3910, 89272), (6256, 55795), (7820, 44636), (11159, 31280), (15640, 22318)]