30616040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{647}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 85380480

約数和(自身を除く): 54764440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 647, 676, 728, 845, 910, 1183, 1294, 1352, 1690, 1820, 2366, 2588, 3235, 3380, 3640, 4529, 4732, 5176, 5915, 6470, 6760, 8411, 9058, 9464, 11830, 12940, 16822, 18116, 22645, 23660, 25880, 33644, 36232, 42055, 45290, 47320, 58877, 67288, 84110, 90580, 109343, 117754, 168220, 181160, 218686, 235508, 294385, 336440, 437372, 471016, 546715, 588770, 765401, 874744, 1093430, 1177540, 1530802, 2186860, 2355080, 3061604, 3827005, 4373720, 6123208, 7654010, 15308020, 30616040]

約数ペア:

[(1, 30616040), (2, 15308020), (4, 7654010), (5, 6123208), (7, 4373720), (8, 3827005), (10, 3061604), (13, 2355080), (14, 2186860), (20, 1530802), (26, 1177540), (28, 1093430), (35, 874744), (40, 765401), (52, 588770), (56, 546715), (65, 471016), (70, 437372), (91, 336440), (104, 294385), (130, 235508), (140, 218686), (169, 181160), (182, 168220), (260, 117754), (280, 109343), (338, 90580), (364, 84110), (455, 67288), (520, 58877), (647, 47320), (676, 45290), (728, 42055), (845, 36232), (910, 33644), (1183, 25880), (1294, 23660), (1352, 22645), (1690, 18116), (1820, 16822), (2366, 12940), (2588, 11830), (3235, 9464), (3380, 9058), (3640, 8411), (4529, 6760), (4732, 6470), (5176, 5915)]