138529860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47119}}^1$

素因数の和:47145

約数の個数: 72

約数和(自身を含む): 451221120

約数和(自身を除く): 312691260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 47119, 94238, 141357, 188476, 235595, 282714, 329833, 471190, 565428, 659666, 706785, 942380, 989499, 1319332, 1413570, 1649165, 1978998, 2308831, 2827140, 3298330, 3957996, 4617662, 4947495, 6596660, 6926493, 9235324, 9894990, 11544155, 13852986, 19789980, 23088310, 27705972, 34632465, 46176620, 69264930, 138529860]

約数ペア:

[(1, 138529860), (2, 69264930), (3, 46176620), (4, 34632465), (5, 27705972), (6, 23088310), (7, 19789980), (10, 13852986), (12, 11544155), (14, 9894990), (15, 9235324), (20, 6926493), (21, 6596660), (28, 4947495), (30, 4617662), (35, 3957996), (42, 3298330), (49, 2827140), (60, 2308831), (70, 1978998), (84, 1649165), (98, 1413570), (105, 1319332), (140, 989499), (147, 942380), (196, 706785), (210, 659666), (245, 565428), (294, 471190), (420, 329833), (490, 282714), (588, 235595), (735, 188476), (980, 141357), (1470, 94238), (2940, 47119)]