262216920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3761}}^1$

素因数の和:3865

約数の個数: 128

約数和(自身を含む): 910103040

約数和(自身を除く): 647886120

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, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3320, 3486, 3761, 4648, 4980, 5810, 6972, 7522, 8715, 9960, 11283, 11620, 13944, 15044, 17430, 18805, 22566, 23240, 26327, 30088, 34860, 37610, 45132, 52654, 56415, 69720, 75220, 78981, 90264, 105308, 112830, 131635, 150440, 157962, 210616, 225660, 263270, 312163, 315924, 394905, 451320, 526540, 624326, 631848, 789810, 936489, 1053080, 1248652, 1560815, 1579620, 1872978, 2185141, 2497304, 3121630, 3159240, 3745956, 4370282, 4682445, 6243260, 6555423, 7491912, 8740564, 9364890, 10925705, 12486520, 13110846, 17481128, 18729780, 21851410, 26221692, 32777115, 37459560, 43702820, 52443384, 65554230, 87405640, 131108460, 262216920]

約数ペア:

[(1, 262216920), (2, 131108460), (3, 87405640), (4, 65554230), (5, 52443384), (6, 43702820), (7, 37459560), (8, 32777115), (10, 26221692), (12, 21851410), (14, 18729780), (15, 17481128), (20, 13110846), (21, 12486520), (24, 10925705), (28, 9364890), (30, 8740564), (35, 7491912), (40, 6555423), (42, 6243260), (56, 4682445), (60, 4370282), (70, 3745956), (83, 3159240), (84, 3121630), (105, 2497304), (120, 2185141), (140, 1872978), (166, 1579620), (168, 1560815), (210, 1248652), (249, 1053080), (280, 936489), (332, 789810), (415, 631848), (420, 624326), (498, 526540), (581, 451320), (664, 394905), (830, 315924), (840, 312163), (996, 263270), (1162, 225660), (1245, 210616), (1660, 157962), (1743, 150440), (1992, 131635), (2324, 112830), (2490, 105308), (2905, 90264), (3320, 78981), (3486, 75220), (3761, 69720), (4648, 56415), (4980, 52654), (5810, 45132), (6972, 37610), (7522, 34860), (8715, 30088), (9960, 26327), (11283, 23240), (11620, 22566), (13944, 18805), (15044, 17430)]