127018780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 331865856

約数和(自身を除く): 204847076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 49, 62, 70, 74, 98, 113, 124, 140, 148, 155, 185, 196, 217, 226, 245, 259, 310, 370, 434, 452, 490, 518, 565, 620, 740, 791, 868, 980, 1036, 1085, 1130, 1147, 1295, 1519, 1582, 1813, 2170, 2260, 2294, 2590, 3038, 3164, 3503, 3626, 3955, 4181, 4340, 4588, 5180, 5537, 5735, 6076, 7006, 7252, 7595, 7910, 8029, 8362, 9065, 11074, 11470, 14012, 15190, 15820, 16058, 16724, 17515, 18130, 20905, 22148, 22940, 24521, 27685, 29267, 30380, 32116, 35030, 36260, 40145, 41810, 49042, 55370, 56203, 58534, 70060, 80290, 83620, 98084, 110740, 112406, 117068, 122605, 129611, 146335, 160580, 171647, 204869, 224812, 245210, 259222, 281015, 292670, 343294, 409738, 490420, 518444, 562030, 585340, 648055, 686588, 819476, 858235, 907277, 1024345, 1124060, 1296110, 1716470, 1814554, 2048690, 2592220, 3432940, 3629108, 4097380, 4536385, 6350939, 9072770, 12701878, 18145540, 25403756, 31754695, 63509390, 127018780]

約数ペア:

[(1, 127018780), (2, 63509390), (4, 31754695), (5, 25403756), (7, 18145540), (10, 12701878), (14, 9072770), (20, 6350939), (28, 4536385), (31, 4097380), (35, 3629108), (37, 3432940), (49, 2592220), (62, 2048690), (70, 1814554), (74, 1716470), (98, 1296110), (113, 1124060), (124, 1024345), (140, 907277), (148, 858235), (155, 819476), (185, 686588), (196, 648055), (217, 585340), (226, 562030), (245, 518444), (259, 490420), (310, 409738), (370, 343294), (434, 292670), (452, 281015), (490, 259222), (518, 245210), (565, 224812), (620, 204869), (740, 171647), (791, 160580), (868, 146335), (980, 129611), (1036, 122605), (1085, 117068), (1130, 112406), (1147, 110740), (1295, 98084), (1519, 83620), (1582, 80290), (1813, 70060), (2170, 58534), (2260, 56203), (2294, 55370), (2590, 49042), (3038, 41810), (3164, 40145), (3503, 36260), (3626, 35030), (3955, 32116), (4181, 30380), (4340, 29267), (4588, 27685), (5180, 24521), (5537, 22940), (5735, 22148), (6076, 20905), (7006, 18130), (7252, 17515), (7595, 16724), (7910, 16058), (8029, 15820), (8362, 15190), (9065, 14012), (11074, 11470)]