28767420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 101606400

約数和(自身を除く): 72838980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 29, 30, 33, 36, 44, 45, 54, 55, 58, 60, 66, 87, 90, 99, 108, 110, 116, 132, 135, 145, 165, 167, 174, 180, 198, 220, 261, 270, 290, 297, 319, 330, 334, 348, 396, 435, 495, 501, 522, 540, 580, 594, 638, 660, 668, 783, 835, 870, 957, 990, 1002, 1044, 1188, 1276, 1305, 1485, 1503, 1566, 1595, 1670, 1740, 1837, 1914, 1980, 2004, 2505, 2610, 2871, 2970, 3006, 3132, 3190, 3340, 3674, 3828, 3915, 4509, 4785, 4843, 5010, 5220, 5511, 5742, 5940, 6012, 6380, 7348, 7515, 7830, 8613, 9018, 9185, 9570, 9686, 10020, 11022, 11484, 14355, 14529, 15030, 15660, 16533, 17226, 18036, 18370, 19140, 19372, 22044, 22545, 24215, 27555, 28710, 29058, 30060, 33066, 34452, 36740, 43065, 43587, 45090, 48430, 49599, 53273, 55110, 57420, 58116, 66132, 72645, 82665, 86130, 87174, 90180, 96860, 99198, 106546, 110220, 130761, 145290, 159819, 165330, 172260, 174348, 198396, 213092, 217935, 247995, 261522, 266365, 290580, 319638, 330660, 435870, 479457, 495990, 523044, 532730, 639276, 653805, 799095, 871740, 958914, 991980, 1065460, 1307610, 1438371, 1598190, 1917828, 2397285, 2615220, 2876742, 3196380, 4794570, 5753484, 7191855, 9589140, 14383710, 28767420]

約数ペア:

[(1, 28767420), (2, 14383710), (3, 9589140), (4, 7191855), (5, 5753484), (6, 4794570), (9, 3196380), (10, 2876742), (11, 2615220), (12, 2397285), (15, 1917828), (18, 1598190), (20, 1438371), (22, 1307610), (27, 1065460), (29, 991980), (30, 958914), (33, 871740), (36, 799095), (44, 653805), (45, 639276), (54, 532730), (55, 523044), (58, 495990), (60, 479457), (66, 435870), (87, 330660), (90, 319638), (99, 290580), (108, 266365), (110, 261522), (116, 247995), (132, 217935), (135, 213092), (145, 198396), (165, 174348), (167, 172260), (174, 165330), (180, 159819), (198, 145290), (220, 130761), (261, 110220), (270, 106546), (290, 99198), (297, 96860), (319, 90180), (330, 87174), (334, 86130), (348, 82665), (396, 72645), (435, 66132), (495, 58116), (501, 57420), (522, 55110), (540, 53273), (580, 49599), (594, 48430), (638, 45090), (660, 43587), (668, 43065), (783, 36740), (835, 34452), (870, 33066), (957, 30060), (990, 29058), (1002, 28710), (1044, 27555), (1188, 24215), (1276, 22545), (1305, 22044), (1485, 19372), (1503, 19140), (1566, 18370), (1595, 18036), (1670, 17226), (1740, 16533), (1837, 15660), (1914, 15030), (1980, 14529), (2004, 14355), (2505, 11484), (2610, 11022), (2871, 10020), (2970, 9686), (3006, 9570), (3132, 9185), (3190, 9018), (3340, 8613), (3674, 7830), (3828, 7515), (3915, 7348), (4509, 6380), (4785, 6012), (4843, 5940), (5010, 5742), (5220, 5511)]