312949650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 868819392

約数和(自身を除く): 555869742

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 130, 150, 155, 167, 186, 195, 310, 325, 334, 390, 403, 465, 501, 650, 775, 806, 835, 930, 961, 975, 1002, 1209, 1550, 1670, 1922, 1950, 2015, 2171, 2325, 2418, 2505, 2883, 4030, 4175, 4342, 4650, 4805, 5010, 5177, 5766, 6045, 6513, 8350, 9610, 10075, 10354, 10855, 12090, 12493, 12525, 13026, 14415, 15531, 20150, 21710, 24025, 24986, 25050, 25885, 28830, 30225, 31062, 32565, 37479, 48050, 51770, 54275, 60450, 62465, 65130, 67301, 72075, 74958, 77655, 108550, 124930, 129425, 134602, 144150, 155310, 160487, 162825, 187395, 201903, 258850, 312325, 320974, 325650, 336505, 374790, 388275, 403806, 481461, 624650, 673010, 776550, 802435, 936975, 962922, 1009515, 1604870, 1682525, 1873950, 2019030, 2086331, 2407305, 3365050, 4012175, 4172662, 4814610, 5047575, 6258993, 8024350, 10095150, 10431655, 12036525, 12517986, 20863310, 24073050, 31294965, 52158275, 62589930, 104316550, 156474825, 312949650]

約数ペア:

[(1, 312949650), (2, 156474825), (3, 104316550), (5, 62589930), (6, 52158275), (10, 31294965), (13, 24073050), (15, 20863310), (25, 12517986), (26, 12036525), (30, 10431655), (31, 10095150), (39, 8024350), (50, 6258993), (62, 5047575), (65, 4814610), (75, 4172662), (78, 4012175), (93, 3365050), (130, 2407305), (150, 2086331), (155, 2019030), (167, 1873950), (186, 1682525), (195, 1604870), (310, 1009515), (325, 962922), (334, 936975), (390, 802435), (403, 776550), (465, 673010), (501, 624650), (650, 481461), (775, 403806), (806, 388275), (835, 374790), (930, 336505), (961, 325650), (975, 320974), (1002, 312325), (1209, 258850), (1550, 201903), (1670, 187395), (1922, 162825), (1950, 160487), (2015, 155310), (2171, 144150), (2325, 134602), (2418, 129425), (2505, 124930), (2883, 108550), (4030, 77655), (4175, 74958), (4342, 72075), (4650, 67301), (4805, 65130), (5010, 62465), (5177, 60450), (5766, 54275), (6045, 51770), (6513, 48050), (8350, 37479), (9610, 32565), (10075, 31062), (10354, 30225), (10855, 28830), (12090, 25885), (12493, 25050), (12525, 24986), (13026, 24025), (14415, 21710), (15531, 20150)]