165996320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:743

約数の個数: 144

約数和(自身を含む): 471598848

約数和(自身を除く): 305602528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 683, 784, 868, 980, 992, 1085, 1120, 1240, 1366, 1519, 1568, 1736, 1960, 2170, 2480, 2732, 3038, 3415, 3472, 3920, 4340, 4781, 4960, 5464, 6076, 6830, 6944, 7595, 7840, 8680, 9562, 10928, 12152, 13660, 15190, 17360, 19124, 21173, 21856, 23905, 24304, 27320, 30380, 33467, 34720, 38248, 42346, 47810, 48608, 54640, 60760, 66934, 76496, 84692, 95620, 105865, 109280, 121520, 133868, 148211, 152992, 167335, 169384, 191240, 211730, 243040, 267736, 296422, 334670, 338768, 382480, 423460, 535472, 592844, 669340, 677536, 741055, 764960, 846920, 1037477, 1070944, 1185688, 1338680, 1482110, 1693840, 2074954, 2371376, 2677360, 2964220, 3387680, 4149908, 4742752, 5187385, 5354720, 5928440, 8299816, 10374770, 11856880, 16599632, 20749540, 23713760, 33199264, 41499080, 82998160, 165996320]

約数ペア:

[(1, 165996320), (2, 82998160), (4, 41499080), (5, 33199264), (7, 23713760), (8, 20749540), (10, 16599632), (14, 11856880), (16, 10374770), (20, 8299816), (28, 5928440), (31, 5354720), (32, 5187385), (35, 4742752), (40, 4149908), (49, 3387680), (56, 2964220), (62, 2677360), (70, 2371376), (80, 2074954), (98, 1693840), (112, 1482110), (124, 1338680), (140, 1185688), (155, 1070944), (160, 1037477), (196, 846920), (217, 764960), (224, 741055), (245, 677536), (248, 669340), (280, 592844), (310, 535472), (392, 423460), (434, 382480), (490, 338768), (496, 334670), (560, 296422), (620, 267736), (683, 243040), (784, 211730), (868, 191240), (980, 169384), (992, 167335), (1085, 152992), (1120, 148211), (1240, 133868), (1366, 121520), (1519, 109280), (1568, 105865), (1736, 95620), (1960, 84692), (2170, 76496), (2480, 66934), (2732, 60760), (3038, 54640), (3415, 48608), (3472, 47810), (3920, 42346), (4340, 38248), (4781, 34720), (4960, 33467), (5464, 30380), (6076, 27320), (6830, 24304), (6944, 23905), (7595, 21856), (7840, 21173), (8680, 19124), (9562, 17360), (10928, 15190), (12152, 13660)]