840191940

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{24697}}^1$

素因数の和:24728

約数の個数: 144

約数和(自身を含む): 3020664192

約数和(自身を除く): 2180472252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8505, 11340, 17010, 24697, 34020, 49394, 74091, 98788, 123485, 148182, 172879, 222273, 246970, 296364, 345758, 370455, 444546, 493940, 518637, 666819, 691516, 740910, 864395, 889092, 1037274, 1111365, 1333638, 1481820, 1555911, 1728790, 2000457, 2074548, 2222730, 2593185, 2667276, 3111822, 3334095, 3457580, 4000914, 4445460, 4667733, 5186370, 6001371, 6223644, 6668190, 7779555, 8001828, 9335466, 10002285, 10372740, 12002742, 13336380, 14003199, 15559110, 18670932, 20004570, 23338665, 24005484, 28006398, 30006855, 31118220, 40009140, 42009597, 46677330, 56012796, 60013710, 70015995, 84019194, 93354660, 120027420, 140031990, 168038388, 210047985, 280063980, 420095970, 840191940]

約数ペア:

[(1, 840191940), (2, 420095970), (3, 280063980), (4, 210047985), (5, 168038388), (6, 140031990), (7, 120027420), (9, 93354660), (10, 84019194), (12, 70015995), (14, 60013710), (15, 56012796), (18, 46677330), (20, 42009597), (21, 40009140), (27, 31118220), (28, 30006855), (30, 28006398), (35, 24005484), (36, 23338665), (42, 20004570), (45, 18670932), (54, 15559110), (60, 14003199), (63, 13336380), (70, 12002742), (81, 10372740), (84, 10002285), (90, 9335466), (105, 8001828), (108, 7779555), (126, 6668190), (135, 6223644), (140, 6001371), (162, 5186370), (180, 4667733), (189, 4445460), (210, 4000914), (243, 3457580), (252, 3334095), (270, 3111822), (315, 2667276), (324, 2593185), (378, 2222730), (405, 2074548), (420, 2000457), (486, 1728790), (540, 1555911), (567, 1481820), (630, 1333638), (756, 1111365), (810, 1037274), (945, 889092), (972, 864395), (1134, 740910), (1215, 691516), (1260, 666819), (1620, 518637), (1701, 493940), (1890, 444546), (2268, 370455), (2430, 345758), (2835, 296364), (3402, 246970), (3780, 222273), (4860, 172879), (5670, 148182), (6804, 123485), (8505, 98788), (11340, 74091), (17010, 49394), (24697, 34020)]