838396860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{9199}}^1$

素因数の和:9256

約数の個数: 144

約数和(自身を含む): 2819174400

約数和(自身を除く): 1980777540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1470, 1519, 1860, 2170, 2604, 2940, 3038, 3255, 4340, 4557, 6076, 6510, 7595, 9114, 9199, 13020, 15190, 18228, 18398, 22785, 27597, 30380, 36796, 45570, 45995, 55194, 64393, 91140, 91990, 110388, 128786, 137985, 183980, 193179, 257572, 275970, 285169, 321965, 386358, 450751, 551940, 570338, 643930, 772716, 855507, 901502, 965895, 1140676, 1287860, 1352253, 1425845, 1711014, 1803004, 1931790, 1996183, 2253755, 2704506, 2851690, 3422028, 3863580, 3992366, 4277535, 4507510, 5409012, 5703380, 5988549, 6761265, 7984732, 8555070, 9015020, 9980915, 11977098, 13522530, 13973281, 17110140, 19961830, 23954196, 27045060, 27946562, 29942745, 39923660, 41919843, 55893124, 59885490, 69866405, 83839686, 119770980, 139732810, 167679372, 209599215, 279465620, 419198430, 838396860]

約数ペア:

[(1, 838396860), (2, 419198430), (3, 279465620), (4, 209599215), (5, 167679372), (6, 139732810), (7, 119770980), (10, 83839686), (12, 69866405), (14, 59885490), (15, 55893124), (20, 41919843), (21, 39923660), (28, 29942745), (30, 27946562), (31, 27045060), (35, 23954196), (42, 19961830), (49, 17110140), (60, 13973281), (62, 13522530), (70, 11977098), (84, 9980915), (93, 9015020), (98, 8555070), (105, 7984732), (124, 6761265), (140, 5988549), (147, 5703380), (155, 5409012), (186, 4507510), (196, 4277535), (210, 3992366), (217, 3863580), (245, 3422028), (294, 2851690), (310, 2704506), (372, 2253755), (420, 1996183), (434, 1931790), (465, 1803004), (490, 1711014), (588, 1425845), (620, 1352253), (651, 1287860), (735, 1140676), (868, 965895), (930, 901502), (980, 855507), (1085, 772716), (1302, 643930), (1470, 570338), (1519, 551940), (1860, 450751), (2170, 386358), (2604, 321965), (2940, 285169), (3038, 275970), (3255, 257572), (4340, 193179), (4557, 183980), (6076, 137985), (6510, 128786), (7595, 110388), (9114, 91990), (9199, 91140), (13020, 64393), (15190, 55194), (18228, 45995), (18398, 45570), (22785, 36796), (27597, 30380)]