28895760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:685

約数の個数: 120

約数和(自身を含む): 98654400

約数和(自身を除く): 69758640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 402, 536, 599, 603, 670, 720, 804, 1005, 1072, 1198, 1206, 1340, 1608, 1797, 2010, 2396, 2412, 2680, 2995, 3015, 3216, 3594, 4020, 4792, 4824, 5360, 5391, 5990, 6030, 7188, 8040, 8985, 9584, 9648, 10782, 11980, 12060, 14376, 16080, 17970, 21564, 23960, 24120, 26955, 28752, 35940, 40133, 43128, 47920, 48240, 53910, 71880, 80266, 86256, 107820, 120399, 143760, 160532, 200665, 215640, 240798, 321064, 361197, 401330, 431280, 481596, 601995, 642128, 722394, 802660, 963192, 1203990, 1444788, 1605320, 1805985, 1926384, 2407980, 2889576, 3210640, 3611970, 4815960, 5779152, 7223940, 9631920, 14447880, 28895760]

約数ペア:

[(1, 28895760), (2, 14447880), (3, 9631920), (4, 7223940), (5, 5779152), (6, 4815960), (8, 3611970), (9, 3210640), (10, 2889576), (12, 2407980), (15, 1926384), (16, 1805985), (18, 1605320), (20, 1444788), (24, 1203990), (30, 963192), (36, 802660), (40, 722394), (45, 642128), (48, 601995), (60, 481596), (67, 431280), (72, 401330), (80, 361197), (90, 321064), (120, 240798), (134, 215640), (144, 200665), (180, 160532), (201, 143760), (240, 120399), (268, 107820), (335, 86256), (360, 80266), (402, 71880), (536, 53910), (599, 48240), (603, 47920), (670, 43128), (720, 40133), (804, 35940), (1005, 28752), (1072, 26955), (1198, 24120), (1206, 23960), (1340, 21564), (1608, 17970), (1797, 16080), (2010, 14376), (2396, 12060), (2412, 11980), (2680, 10782), (2995, 9648), (3015, 9584), (3216, 8985), (3594, 8040), (4020, 7188), (4792, 6030), (4824, 5990), (5360, 5391)]