157339980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17839}}^1$

素因数の和:17868

約数の個数: 108

約数和(自身を含む): 555216480

約数和(自身を除く): 397876500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 17839, 35678, 53517, 71356, 89195, 107034, 124873, 160551, 178390, 214068, 249746, 267585, 321102, 356780, 374619, 499492, 535170, 624365, 642204, 749238, 802755, 874111, 1070340, 1123857, 1248730, 1498476, 1605510, 1748222, 1873095, 2247714, 2497460, 2622333, 3211020, 3496444, 3746190, 4370555, 4495428, 5244666, 5619285, 7492380, 7866999, 8741110, 10489332, 11238570, 13111665, 15733998, 17482220, 22477140, 26223330, 31467996, 39334995, 52446660, 78669990, 157339980]

約数ペア:

[(1, 157339980), (2, 78669990), (3, 52446660), (4, 39334995), (5, 31467996), (6, 26223330), (7, 22477140), (9, 17482220), (10, 15733998), (12, 13111665), (14, 11238570), (15, 10489332), (18, 8741110), (20, 7866999), (21, 7492380), (28, 5619285), (30, 5244666), (35, 4495428), (36, 4370555), (42, 3746190), (45, 3496444), (49, 3211020), (60, 2622333), (63, 2497460), (70, 2247714), (84, 1873095), (90, 1748222), (98, 1605510), (105, 1498476), (126, 1248730), (140, 1123857), (147, 1070340), (180, 874111), (196, 802755), (210, 749238), (245, 642204), (252, 624365), (294, 535170), (315, 499492), (420, 374619), (441, 356780), (490, 321102), (588, 267585), (630, 249746), (735, 214068), (882, 178390), (980, 160551), (1260, 124873), (1470, 107034), (1764, 89195), (2205, 71356), (2940, 53517), (4410, 35678), (8820, 17839)]