1491630560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3119}}^1$

素因数の和:3209

約数の個数: 144

約数和(自身を含む): 4167858240

約数和(自身を除く): 2676227680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 70, 80, 98, 112, 122, 140, 160, 196, 224, 244, 245, 280, 305, 392, 427, 488, 490, 560, 610, 784, 854, 976, 980, 1120, 1220, 1568, 1708, 1952, 1960, 2135, 2440, 2989, 3119, 3416, 3920, 4270, 4880, 5978, 6238, 6832, 7840, 8540, 9760, 11956, 12476, 13664, 14945, 15595, 17080, 21833, 23912, 24952, 29890, 31190, 34160, 43666, 47824, 49904, 59780, 62380, 68320, 87332, 95648, 99808, 109165, 119560, 124760, 152831, 174664, 190259, 218330, 239120, 249520, 305662, 349328, 380518, 436660, 478240, 499040, 611324, 698656, 761036, 764155, 873320, 951295, 1222648, 1331813, 1522072, 1528310, 1746640, 1902590, 2445296, 2663626, 3044144, 3056620, 3493280, 3805180, 4890592, 5327252, 6088288, 6113240, 6659065, 7610360, 9322691, 10654504, 12226480, 13318130, 15220720, 18645382, 21309008, 24452960, 26636260, 30441440, 37290764, 42618016, 46613455, 53272520, 74581528, 93226910, 106545040, 149163056, 186453820, 213090080, 298326112, 372907640, 745815280, 1491630560]

約数ペア:

[(1, 1491630560), (2, 745815280), (4, 372907640), (5, 298326112), (7, 213090080), (8, 186453820), (10, 149163056), (14, 106545040), (16, 93226910), (20, 74581528), (28, 53272520), (32, 46613455), (35, 42618016), (40, 37290764), (49, 30441440), (56, 26636260), (61, 24452960), (70, 21309008), (80, 18645382), (98, 15220720), (112, 13318130), (122, 12226480), (140, 10654504), (160, 9322691), (196, 7610360), (224, 6659065), (244, 6113240), (245, 6088288), (280, 5327252), (305, 4890592), (392, 3805180), (427, 3493280), (488, 3056620), (490, 3044144), (560, 2663626), (610, 2445296), (784, 1902590), (854, 1746640), (976, 1528310), (980, 1522072), (1120, 1331813), (1220, 1222648), (1568, 951295), (1708, 873320), (1952, 764155), (1960, 761036), (2135, 698656), (2440, 611324), (2989, 499040), (3119, 478240), (3416, 436660), (3920, 380518), (4270, 349328), (4880, 305662), (5978, 249520), (6238, 239120), (6832, 218330), (7840, 190259), (8540, 174664), (9760, 152831), (11956, 124760), (12476, 119560), (13664, 109165), (14945, 99808), (15595, 95648), (17080, 87332), (21833, 68320), (23912, 62380), (24952, 59780), (29890, 49904), (31190, 47824), (34160, 43666)]