179440940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 482630400

約数和(自身を除く): 303189460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 49, 70, 76, 92, 95, 98, 115, 133, 140, 161, 190, 196, 230, 245, 266, 322, 380, 419, 437, 460, 490, 532, 644, 665, 805, 838, 874, 931, 980, 1127, 1330, 1610, 1676, 1748, 1862, 2095, 2185, 2254, 2660, 2933, 3059, 3220, 3724, 4190, 4370, 4508, 4655, 5635, 5866, 6118, 7961, 8380, 8740, 9310, 9637, 11270, 11732, 12236, 14665, 15295, 15922, 18620, 19274, 20531, 21413, 22540, 29330, 30590, 31844, 38548, 39805, 41062, 42826, 48185, 55727, 58660, 61180, 67459, 79610, 82124, 85652, 96370, 102655, 107065, 111454, 134918, 159220, 183103, 192740, 205310, 214130, 222908, 269836, 278635, 337295, 366206, 390089, 410620, 428260, 472213, 557270, 674590, 732412, 780178, 915515, 944426, 1114540, 1281721, 1349180, 1560356, 1831030, 1888852, 1950445, 2361065, 2563442, 3662060, 3900890, 4722130, 5126884, 6408605, 7801780, 8972047, 9444260, 12817210, 17944094, 25634420, 35888188, 44860235, 89720470, 179440940]

約数ペア:

[(1, 179440940), (2, 89720470), (4, 44860235), (5, 35888188), (7, 25634420), (10, 17944094), (14, 12817210), (19, 9444260), (20, 8972047), (23, 7801780), (28, 6408605), (35, 5126884), (38, 4722130), (46, 3900890), (49, 3662060), (70, 2563442), (76, 2361065), (92, 1950445), (95, 1888852), (98, 1831030), (115, 1560356), (133, 1349180), (140, 1281721), (161, 1114540), (190, 944426), (196, 915515), (230, 780178), (245, 732412), (266, 674590), (322, 557270), (380, 472213), (419, 428260), (437, 410620), (460, 390089), (490, 366206), (532, 337295), (644, 278635), (665, 269836), (805, 222908), (838, 214130), (874, 205310), (931, 192740), (980, 183103), (1127, 159220), (1330, 134918), (1610, 111454), (1676, 107065), (1748, 102655), (1862, 96370), (2095, 85652), (2185, 82124), (2254, 79610), (2660, 67459), (2933, 61180), (3059, 58660), (3220, 55727), (3724, 48185), (4190, 42826), (4370, 41062), (4508, 39805), (4655, 38548), (5635, 31844), (5866, 30590), (6118, 29330), (7961, 22540), (8380, 21413), (8740, 20531), (9310, 19274), (9637, 18620), (11270, 15922), (11732, 15295), (12236, 14665)]