68660640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47681}}^1$

素因数の和:47702

約数の個数: 72

約数和(自身を含む): 234309348

約数和(自身を除く): 165648708

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 47681, 95362, 143043, 190724, 238405, 286086, 381448, 429129, 476810, 572172, 715215, 762896, 858258, 953620, 1144344, 1430430, 1525792, 1716516, 1907240, 2145645, 2288688, 2860860, 3433032, 3814480, 4291290, 4577376, 5721720, 6866064, 7628960, 8582580, 11443440, 13732128, 17165160, 22886880, 34330320, 68660640]

約数ペア:

[(1, 68660640), (2, 34330320), (3, 22886880), (4, 17165160), (5, 13732128), (6, 11443440), (8, 8582580), (9, 7628960), (10, 6866064), (12, 5721720), (15, 4577376), (16, 4291290), (18, 3814480), (20, 3433032), (24, 2860860), (30, 2288688), (32, 2145645), (36, 1907240), (40, 1716516), (45, 1525792), (48, 1430430), (60, 1144344), (72, 953620), (80, 858258), (90, 762896), (96, 715215), (120, 572172), (144, 476810), (160, 429129), (180, 381448), (240, 286086), (288, 238405), (360, 190724), (480, 143043), (720, 95362), (1440, 47681)]