31365180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 288

約数和(自身を含む): 124121088

約数和(自身を除く): 92755908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 31, 33, 35, 36, 42, 44, 45, 55, 60, 62, 63, 66, 70, 73, 77, 84, 90, 93, 99, 105, 110, 124, 126, 132, 140, 146, 154, 155, 165, 180, 186, 198, 210, 217, 219, 220, 231, 252, 279, 292, 308, 310, 315, 330, 341, 365, 372, 385, 396, 420, 434, 438, 462, 465, 495, 511, 558, 620, 630, 651, 657, 660, 682, 693, 730, 770, 803, 868, 876, 924, 930, 990, 1022, 1023, 1085, 1095, 1116, 1155, 1260, 1302, 1314, 1364, 1386, 1395, 1460, 1533, 1540, 1606, 1705, 1860, 1953, 1980, 2044, 2046, 2170, 2190, 2263, 2310, 2387, 2409, 2555, 2604, 2628, 2772, 2790, 3066, 3069, 3212, 3255, 3285, 3410, 3465, 3906, 4015, 4092, 4340, 4380, 4526, 4599, 4620, 4774, 4818, 5110, 5115, 5580, 5621, 6132, 6138, 6510, 6570, 6789, 6820, 6930, 7161, 7227, 7665, 7812, 8030, 9052, 9198, 9548, 9636, 9765, 10220, 10230, 11242, 11315, 11935, 12045, 12276, 13020, 13140, 13578, 13860, 14322, 14454, 15330, 15345, 15841, 16060, 16863, 18396, 19530, 20367, 20460, 21483, 22484, 22630, 22995, 23870, 24090, 24893, 27156, 28105, 28644, 28908, 30660, 30690, 31682, 33726, 33945, 35805, 36135, 39060, 40734, 42966, 45260, 45990, 47523, 47740, 48180, 49786, 50589, 56210, 61380, 63364, 67452, 67890, 71610, 72270, 74679, 79205, 81468, 84315, 85932, 91980, 95046, 99572, 101178, 101835, 107415, 112420, 124465, 135780, 142569, 143220, 144540, 149358, 158410, 168630, 174251, 190092, 202356, 203670, 214830, 224037, 237615, 248930, 252945, 285138, 298716, 316820, 337260, 348502, 373395, 407340, 429660, 448074, 475230, 497860, 505890, 522753, 570276, 697004, 712845, 746790, 871255, 896148, 950460, 1011780, 1045506, 1120185, 1425690, 1493580, 1568259, 1742510, 2091012, 2240370, 2613765, 2851380, 3136518, 3485020, 4480740, 5227530, 6273036, 7841295, 10455060, 15682590, 31365180]

約数ペア:

[(1, 31365180), (2, 15682590), (3, 10455060), (4, 7841295), (5, 6273036), (6, 5227530), (7, 4480740), (9, 3485020), (10, 3136518), (11, 2851380), (12, 2613765), (14, 2240370), (15, 2091012), (18, 1742510), (20, 1568259), (21, 1493580), (22, 1425690), (28, 1120185), (30, 1045506), (31, 1011780), (33, 950460), (35, 896148), (36, 871255), (42, 746790), (44, 712845), (45, 697004), (55, 570276), (60, 522753), (62, 505890), (63, 497860), (66, 475230), (70, 448074), (73, 429660), (77, 407340), (84, 373395), (90, 348502), (93, 337260), (99, 316820), (105, 298716), (110, 285138), (124, 252945), (126, 248930), (132, 237615), (140, 224037), (146, 214830), (154, 203670), (155, 202356), (165, 190092), (180, 174251), (186, 168630), (198, 158410), (210, 149358), (217, 144540), (219, 143220), (220, 142569), (231, 135780), (252, 124465), (279, 112420), (292, 107415), (308, 101835), (310, 101178), (315, 99572), (330, 95046), (341, 91980), (365, 85932), (372, 84315), (385, 81468), (396, 79205), (420, 74679), (434, 72270), (438, 71610), (462, 67890), (465, 67452), (495, 63364), (511, 61380), (558, 56210), (620, 50589), (630, 49786), (651, 48180), (657, 47740), (660, 47523), (682, 45990), (693, 45260), (730, 42966), (770, 40734), (803, 39060), (868, 36135), (876, 35805), (924, 33945), (930, 33726), (990, 31682), (1022, 30690), (1023, 30660), (1085, 28908), (1095, 28644), (1116, 28105), (1155, 27156), (1260, 24893), (1302, 24090), (1314, 23870), (1364, 22995), (1386, 22630), (1395, 22484), (1460, 21483), (1533, 20460), (1540, 20367), (1606, 19530), (1705, 18396), (1860, 16863), (1953, 16060), (1980, 15841), (2044, 15345), (2046, 15330), (2170, 14454), (2190, 14322), (2263, 13860), (2310, 13578), (2387, 13140), (2409, 13020), (2555, 12276), (2604, 12045), (2628, 11935), (2772, 11315), (2790, 11242), (3066, 10230), (3069, 10220), (3212, 9765), (3255, 9636), (3285, 9548), (3410, 9198), (3465, 9052), (3906, 8030), (4015, 7812), (4092, 7665), (4340, 7227), (4380, 7161), (4526, 6930), (4599, 6820), (4620, 6789), (4774, 6570), (4818, 6510), (5110, 6138), (5115, 6132), (5580, 5621)]