130320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181}}^1$

素因数の和:200

約数の個数: 60

約数和(自身を含む): 440076

約数和(自身を除く): 309756

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 181, 240, 360, 362, 543, 720, 724, 905, 1086, 1448, 1629, 1810, 2172, 2715, 2896, 3258, 3620, 4344, 5430, 6516, 7240, 8145, 8688, 10860, 13032, 14480, 16290, 21720, 26064, 32580, 43440, 65160, 130320]

約数ペア:

[(1, 130320), (2, 65160), (3, 43440), (4, 32580), (5, 26064), (6, 21720), (8, 16290), (9, 14480), (10, 13032), (12, 10860), (15, 8688), (16, 8145), (18, 7240), (20, 6516), (24, 5430), (30, 4344), (36, 3620), (40, 3258), (45, 2896), (48, 2715), (60, 2172), (72, 1810), (80, 1629), (90, 1448), (120, 1086), (144, 905), (180, 724), (181, 720), (240, 543), (360, 362)]