280520240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:188

約数の個数: 320

約数和(自身を含む): 911941632

約数和(自身を除く): 631421392

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 31, 35, 40, 44, 52, 55, 56, 62, 65, 70, 77, 80, 88, 91, 104, 110, 112, 113, 124, 130, 140, 143, 154, 155, 176, 182, 208, 217, 220, 226, 248, 260, 280, 286, 308, 310, 341, 364, 385, 403, 434, 440, 452, 455, 496, 520, 560, 565, 572, 616, 620, 682, 715, 728, 770, 791, 806, 868, 880, 904, 910, 1001, 1040, 1085, 1130, 1144, 1232, 1240, 1243, 1364, 1430, 1456, 1469, 1540, 1582, 1612, 1705, 1736, 1808, 1820, 2002, 2015, 2170, 2260, 2288, 2387, 2480, 2486, 2728, 2821, 2860, 2938, 3080, 3164, 3224, 3410, 3472, 3503, 3640, 3955, 4004, 4030, 4340, 4433, 4520, 4774, 4972, 5005, 5456, 5642, 5720, 5876, 6160, 6215, 6328, 6448, 6820, 7006, 7280, 7345, 7910, 8008, 8060, 8680, 8701, 8866, 9040, 9548, 9944, 10010, 10283, 11284, 11440, 11752, 11935, 12430, 12656, 13640, 14012, 14105, 14690, 15820, 16016, 16120, 16159, 17360, 17402, 17515, 17732, 19096, 19888, 20020, 20566, 22165, 22568, 23504, 23870, 24521, 24860, 27280, 28024, 28210, 29380, 31031, 31640, 32240, 32318, 34804, 35030, 35464, 38192, 38533, 40040, 41132, 43505, 44330, 45136, 45539, 47740, 49042, 49720, 51415, 56048, 56420, 58760, 62062, 63280, 64636, 69608, 70060, 70928, 77066, 80080, 80795, 82264, 87010, 88660, 91078, 95480, 98084, 99440, 102830, 112840, 113113, 117520, 122605, 124124, 129272, 139216, 140120, 154132, 155155, 161590, 164528, 174020, 177320, 182156, 190960, 192665, 196168, 205660, 225680, 226226, 227695, 245210, 248248, 258544, 269731, 280240, 308264, 310310, 318773, 323180, 348040, 354640, 364312, 385330, 392336, 411320, 452452, 455390, 490420, 496496, 500929, 539462, 565565, 616528, 620620, 637546, 646360, 696080, 728624, 770660, 822640, 904904, 910780, 980840, 1001858, 1078924, 1131130, 1241240, 1275092, 1292720, 1348655, 1541320, 1593865, 1809808, 1821560, 1961680, 2003716, 2157848, 2262260, 2482480, 2504645, 2550184, 2697310, 3082640, 3187730, 3506503, 3643120, 4007432, 4315696, 4524520, 5009290, 5100368, 5394620, 6375460, 7013006, 8014864, 9049040, 10018580, 10789240, 12750920, 14026012, 17532515, 20037160, 21578480, 25501840, 28052024, 35065030, 40074320, 56104048, 70130060, 140260120, 280520240]

約数ペア:

[(1, 280520240), (2, 140260120), (4, 70130060), (5, 56104048), (7, 40074320), (8, 35065030), (10, 28052024), (11, 25501840), (13, 21578480), (14, 20037160), (16, 17532515), (20, 14026012), (22, 12750920), (26, 10789240), (28, 10018580), (31, 9049040), (35, 8014864), (40, 7013006), (44, 6375460), (52, 5394620), (55, 5100368), (56, 5009290), (62, 4524520), (65, 4315696), (70, 4007432), (77, 3643120), (80, 3506503), (88, 3187730), (91, 3082640), (104, 2697310), (110, 2550184), (112, 2504645), (113, 2482480), (124, 2262260), (130, 2157848), (140, 2003716), (143, 1961680), (154, 1821560), (155, 1809808), (176, 1593865), (182, 1541320), (208, 1348655), (217, 1292720), (220, 1275092), (226, 1241240), (248, 1131130), (260, 1078924), (280, 1001858), (286, 980840), (308, 910780), (310, 904904), (341, 822640), (364, 770660), (385, 728624), (403, 696080), (434, 646360), (440, 637546), (452, 620620), (455, 616528), (496, 565565), (520, 539462), (560, 500929), (565, 496496), (572, 490420), (616, 455390), (620, 452452), (682, 411320), (715, 392336), (728, 385330), (770, 364312), (791, 354640), (806, 348040), (868, 323180), (880, 318773), (904, 310310), (910, 308264), (1001, 280240), (1040, 269731), (1085, 258544), (1130, 248248), (1144, 245210), (1232, 227695), (1240, 226226), (1243, 225680), (1364, 205660), (1430, 196168), (1456, 192665), (1469, 190960), (1540, 182156), (1582, 177320), (1612, 174020), (1705, 164528), (1736, 161590), (1808, 155155), (1820, 154132), (2002, 140120), (2015, 139216), (2170, 129272), (2260, 124124), (2288, 122605), (2387, 117520), (2480, 113113), (2486, 112840), (2728, 102830), (2821, 99440), (2860, 98084), (2938, 95480), (3080, 91078), (3164, 88660), (3224, 87010), (3410, 82264), (3472, 80795), (3503, 80080), (3640, 77066), (3955, 70928), (4004, 70060), (4030, 69608), (4340, 64636), (4433, 63280), (4520, 62062), (4774, 58760), (4972, 56420), (5005, 56048), (5456, 51415), (5642, 49720), (5720, 49042), (5876, 47740), (6160, 45539), (6215, 45136), (6328, 44330), (6448, 43505), (6820, 41132), (7006, 40040), (7280, 38533), (7345, 38192), (7910, 35464), (8008, 35030), (8060, 34804), (8680, 32318), (8701, 32240), (8866, 31640), (9040, 31031), (9548, 29380), (9944, 28210), (10010, 28024), (10283, 27280), (11284, 24860), (11440, 24521), (11752, 23870), (11935, 23504), (12430, 22568), (12656, 22165), (13640, 20566), (14012, 20020), (14105, 19888), (14690, 19096), (15820, 17732), (16016, 17515), (16120, 17402), (16159, 17360)]