7152040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 19391400

約数和(自身を除く): 12239360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 89, 98, 140, 164, 178, 196, 205, 245, 280, 287, 328, 356, 392, 410, 445, 490, 574, 623, 712, 820, 890, 980, 1148, 1246, 1435, 1640, 1780, 1960, 2009, 2296, 2492, 2870, 3115, 3560, 3649, 4018, 4361, 4984, 5740, 6230, 7298, 8036, 8722, 10045, 11480, 12460, 14596, 16072, 17444, 18245, 20090, 21805, 24920, 25543, 29192, 34888, 36490, 40180, 43610, 51086, 72980, 80360, 87220, 102172, 127715, 145960, 174440, 178801, 204344, 255430, 357602, 510860, 715204, 894005, 1021720, 1430408, 1788010, 3576020, 7152040]

約数ペア:

[(1, 7152040), (2, 3576020), (4, 1788010), (5, 1430408), (7, 1021720), (8, 894005), (10, 715204), (14, 510860), (20, 357602), (28, 255430), (35, 204344), (40, 178801), (41, 174440), (49, 145960), (56, 127715), (70, 102172), (82, 87220), (89, 80360), (98, 72980), (140, 51086), (164, 43610), (178, 40180), (196, 36490), (205, 34888), (245, 29192), (280, 25543), (287, 24920), (328, 21805), (356, 20090), (392, 18245), (410, 17444), (445, 16072), (490, 14596), (574, 12460), (623, 11480), (712, 10045), (820, 8722), (890, 8036), (980, 7298), (1148, 6230), (1246, 5740), (1435, 4984), (1640, 4361), (1780, 4018), (1960, 3649), (2009, 3560), (2296, 3115), (2492, 2870)]