206222520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{641}}^1$

素因数の和:1045

約数の個数: 128

約数和(自身を含む): 710000640

約数和(自身を除く): 503778120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 383, 420, 641, 766, 840, 1149, 1282, 1532, 1915, 1923, 2298, 2564, 2681, 3064, 3205, 3830, 3846, 4487, 4596, 5128, 5362, 5745, 6410, 7660, 7692, 8043, 8974, 9192, 9615, 10724, 11490, 12820, 13405, 13461, 15320, 15384, 16086, 17948, 19230, 21448, 22435, 22980, 25640, 26810, 26922, 32172, 35896, 38460, 40215, 44870, 45960, 53620, 53844, 64344, 67305, 76920, 80430, 89740, 107240, 107688, 134610, 160860, 179480, 245503, 269220, 321720, 491006, 538440, 736509, 982012, 1227515, 1473018, 1718521, 1964024, 2455030, 2946036, 3437042, 3682545, 4910060, 5155563, 5892072, 6874084, 7365090, 8592605, 9820120, 10311126, 13748168, 14730180, 17185210, 20622252, 25777815, 29460360, 34370420, 41244504, 51555630, 68740840, 103111260, 206222520]

約数ペア:

[(1, 206222520), (2, 103111260), (3, 68740840), (4, 51555630), (5, 41244504), (6, 34370420), (7, 29460360), (8, 25777815), (10, 20622252), (12, 17185210), (14, 14730180), (15, 13748168), (20, 10311126), (21, 9820120), (24, 8592605), (28, 7365090), (30, 6874084), (35, 5892072), (40, 5155563), (42, 4910060), (56, 3682545), (60, 3437042), (70, 2946036), (84, 2455030), (105, 1964024), (120, 1718521), (140, 1473018), (168, 1227515), (210, 982012), (280, 736509), (383, 538440), (420, 491006), (641, 321720), (766, 269220), (840, 245503), (1149, 179480), (1282, 160860), (1532, 134610), (1915, 107688), (1923, 107240), (2298, 89740), (2564, 80430), (2681, 76920), (3064, 67305), (3205, 64344), (3830, 53844), (3846, 53620), (4487, 45960), (4596, 44870), (5128, 40215), (5362, 38460), (5745, 35896), (6410, 32172), (7660, 26922), (7692, 26810), (8043, 25640), (8974, 22980), (9192, 22435), (9615, 21448), (10724, 19230), (11490, 17948), (12820, 16086), (13405, 15384), (13461, 15320)]