71310720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2892

約数の個数: 128

約数和(自身を含む): 244873440

約数和(自身を除く): 173562720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 2857, 3120, 4160, 4992, 5714, 6240, 8320, 8571, 11428, 12480, 14285, 17142, 22856, 24960, 28570, 34284, 37141, 42855, 45712, 57140, 68568, 74282, 85710, 91424, 111423, 114280, 137136, 148564, 171420, 182848, 185705, 222846, 228560, 274272, 297128, 342840, 365696, 371410, 445692, 457120, 548544, 557115, 594256, 685680, 742820, 891384, 914240, 1097088, 1114230, 1188512, 1371360, 1485640, 1782768, 1828480, 2228460, 2377024, 2742720, 2971280, 3565536, 4456920, 4754048, 5485440, 5942560, 7131072, 8913840, 11885120, 14262144, 17827680, 23770240, 35655360, 71310720]

約数ペア:

[(1, 71310720), (2, 35655360), (3, 23770240), (4, 17827680), (5, 14262144), (6, 11885120), (8, 8913840), (10, 7131072), (12, 5942560), (13, 5485440), (15, 4754048), (16, 4456920), (20, 3565536), (24, 2971280), (26, 2742720), (30, 2377024), (32, 2228460), (39, 1828480), (40, 1782768), (48, 1485640), (52, 1371360), (60, 1188512), (64, 1114230), (65, 1097088), (78, 914240), (80, 891384), (96, 742820), (104, 685680), (120, 594256), (128, 557115), (130, 548544), (156, 457120), (160, 445692), (192, 371410), (195, 365696), (208, 342840), (240, 297128), (260, 274272), (312, 228560), (320, 222846), (384, 185705), (390, 182848), (416, 171420), (480, 148564), (520, 137136), (624, 114280), (640, 111423), (780, 91424), (832, 85710), (960, 74282), (1040, 68568), (1248, 57140), (1560, 45712), (1664, 42855), (1920, 37141), (2080, 34284), (2496, 28570), (2857, 24960), (3120, 22856), (4160, 17142), (4992, 14285), (5714, 12480), (6240, 11428), (8320, 8571)]