28091700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^4\times {\mathrm{13}}^1$

素因数の和:61

約数の個数: 270

約数和(自身を含む): 110622694

約数和(自身を除く): 82530994

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 49, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 98, 100, 105, 117, 126, 130, 140, 147, 150, 156, 175, 180, 182, 195, 196, 210, 225, 234, 245, 252, 260, 273, 294, 300, 315, 325, 343, 350, 364, 390, 420, 441, 450, 455, 468, 490, 525, 546, 585, 588, 630, 637, 650, 686, 700, 735, 780, 819, 882, 900, 910, 975, 980, 1029, 1050, 1092, 1170, 1225, 1260, 1274, 1300, 1365, 1372, 1470, 1575, 1638, 1715, 1764, 1820, 1911, 1950, 2058, 2100, 2205, 2275, 2340, 2401, 2450, 2548, 2730, 2925, 2940, 3087, 3150, 3185, 3276, 3430, 3675, 3822, 3900, 4095, 4116, 4410, 4459, 4550, 4802, 4900, 5145, 5460, 5733, 5850, 6174, 6300, 6370, 6825, 6860, 7203, 7350, 7644, 8190, 8575, 8820, 8918, 9100, 9555, 9604, 10290, 11025, 11466, 11700, 12005, 12348, 12740, 13377, 13650, 14406, 14700, 15435, 15925, 16380, 17150, 17836, 19110, 20475, 20580, 21609, 22050, 22295, 22932, 24010, 25725, 26754, 27300, 28665, 28812, 30870, 31213, 31850, 34300, 36015, 38220, 40131, 40950, 43218, 44100, 44590, 47775, 48020, 51450, 53508, 57330, 60025, 61740, 62426, 63700, 66885, 72030, 77175, 80262, 81900, 86436, 89180, 93639, 95550, 102900, 108045, 111475, 114660, 120050, 124852, 133770, 143325, 144060, 154350, 156065, 160524, 180075, 187278, 191100, 200655, 216090, 222950, 240100, 267540, 280917, 286650, 308700, 312130, 334425, 360150, 374556, 401310, 432180, 445900, 468195, 540225, 561834, 573300, 624260, 668850, 720300, 780325, 802620, 936390, 1003275, 1080450, 1123668, 1337700, 1404585, 1560650, 1872780, 2006550, 2160900, 2340975, 2809170, 3121300, 4013100, 4681950, 5618340, 7022925, 9363900, 14045850, 28091700]

約数ペア:

[(1, 28091700), (2, 14045850), (3, 9363900), (4, 7022925), (5, 5618340), (6, 4681950), (7, 4013100), (9, 3121300), (10, 2809170), (12, 2340975), (13, 2160900), (14, 2006550), (15, 1872780), (18, 1560650), (20, 1404585), (21, 1337700), (25, 1123668), (26, 1080450), (28, 1003275), (30, 936390), (35, 802620), (36, 780325), (39, 720300), (42, 668850), (45, 624260), (49, 573300), (50, 561834), (52, 540225), (60, 468195), (63, 445900), (65, 432180), (70, 401310), (75, 374556), (78, 360150), (84, 334425), (90, 312130), (91, 308700), (98, 286650), (100, 280917), (105, 267540), (117, 240100), (126, 222950), (130, 216090), (140, 200655), (147, 191100), (150, 187278), (156, 180075), (175, 160524), (180, 156065), (182, 154350), (195, 144060), (196, 143325), (210, 133770), (225, 124852), (234, 120050), (245, 114660), (252, 111475), (260, 108045), (273, 102900), (294, 95550), (300, 93639), (315, 89180), (325, 86436), (343, 81900), (350, 80262), (364, 77175), (390, 72030), (420, 66885), (441, 63700), (450, 62426), (455, 61740), (468, 60025), (490, 57330), (525, 53508), (546, 51450), (585, 48020), (588, 47775), (630, 44590), (637, 44100), (650, 43218), (686, 40950), (700, 40131), (735, 38220), (780, 36015), (819, 34300), (882, 31850), (900, 31213), (910, 30870), (975, 28812), (980, 28665), (1029, 27300), (1050, 26754), (1092, 25725), (1170, 24010), (1225, 22932), (1260, 22295), (1274, 22050), (1300, 21609), (1365, 20580), (1372, 20475), (1470, 19110), (1575, 17836), (1638, 17150), (1715, 16380), (1764, 15925), (1820, 15435), (1911, 14700), (1950, 14406), (2058, 13650), (2100, 13377), (2205, 12740), (2275, 12348), (2340, 12005), (2401, 11700), (2450, 11466), (2548, 11025), (2730, 10290), (2925, 9604), (2940, 9555), (3087, 9100), (3150, 8918), (3185, 8820), (3276, 8575), (3430, 8190), (3675, 7644), (3822, 7350), (3900, 7203), (4095, 6860), (4116, 6825), (4410, 6370), (4459, 6300), (4550, 6174), (4802, 5850), (4900, 5733), (5145, 5460)]