380331560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1111

約数の個数: 128

約数和(自身を含む): 1034035200

約数和(自身を除く): 653703640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 56, 62, 70, 86, 124, 140, 155, 172, 215, 217, 248, 280, 301, 310, 344, 430, 434, 602, 620, 860, 868, 1019, 1085, 1204, 1240, 1333, 1505, 1720, 1736, 2038, 2170, 2408, 2666, 3010, 4076, 4340, 5095, 5332, 6020, 6665, 7133, 8152, 8680, 9331, 10190, 10664, 12040, 13330, 14266, 18662, 20380, 26660, 28532, 31589, 35665, 37324, 40760, 43817, 46655, 53320, 57064, 63178, 71330, 74648, 87634, 93310, 126356, 142660, 157945, 175268, 186620, 219085, 221123, 252712, 285320, 306719, 315890, 350536, 373240, 438170, 442246, 613438, 631780, 876340, 884492, 1105615, 1226876, 1263560, 1358327, 1533595, 1752680, 1768984, 2211230, 2453752, 2716654, 3067190, 4422460, 5433308, 6134380, 6791635, 8844920, 9508289, 10866616, 12268760, 13583270, 19016578, 27166540, 38033156, 47541445, 54333080, 76066312, 95082890, 190165780, 380331560]

約数ペア:

[(1, 380331560), (2, 190165780), (4, 95082890), (5, 76066312), (7, 54333080), (8, 47541445), (10, 38033156), (14, 27166540), (20, 19016578), (28, 13583270), (31, 12268760), (35, 10866616), (40, 9508289), (43, 8844920), (56, 6791635), (62, 6134380), (70, 5433308), (86, 4422460), (124, 3067190), (140, 2716654), (155, 2453752), (172, 2211230), (215, 1768984), (217, 1752680), (248, 1533595), (280, 1358327), (301, 1263560), (310, 1226876), (344, 1105615), (430, 884492), (434, 876340), (602, 631780), (620, 613438), (860, 442246), (868, 438170), (1019, 373240), (1085, 350536), (1204, 315890), (1240, 306719), (1333, 285320), (1505, 252712), (1720, 221123), (1736, 219085), (2038, 186620), (2170, 175268), (2408, 157945), (2666, 142660), (3010, 126356), (4076, 93310), (4340, 87634), (5095, 74648), (5332, 71330), (6020, 63178), (6665, 57064), (7133, 53320), (8152, 46655), (8680, 43817), (9331, 40760), (10190, 37324), (10664, 35665), (12040, 31589), (13330, 28532), (14266, 26660), (18662, 20380)]