118978000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 160

約数和(自身を含む): 315694080

約数和(自身を除く): 196716080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 101, 124, 125, 152, 155, 190, 200, 202, 248, 250, 304, 310, 380, 400, 404, 475, 496, 500, 505, 589, 620, 760, 775, 808, 950, 1000, 1010, 1178, 1240, 1520, 1550, 1616, 1900, 1919, 2000, 2020, 2356, 2375, 2480, 2525, 2945, 3100, 3131, 3800, 3838, 3875, 4040, 4712, 4750, 5050, 5890, 6200, 6262, 7600, 7676, 7750, 8080, 9424, 9500, 9595, 10100, 11780, 12400, 12524, 12625, 14725, 15352, 15500, 15655, 19000, 19190, 20200, 23560, 25048, 25250, 29450, 30704, 31000, 31310, 38000, 38380, 40400, 47120, 47975, 50096, 50500, 58900, 59489, 62000, 62620, 73625, 76760, 78275, 95950, 101000, 117800, 118978, 125240, 147250, 153520, 156550, 191900, 202000, 235600, 237956, 239875, 250480, 294500, 297445, 313100, 383800, 391375, 475912, 479750, 589000, 594890, 626200, 767600, 782750, 951824, 959500, 1178000, 1189780, 1252400, 1487225, 1565500, 1919000, 2379560, 2974450, 3131000, 3838000, 4759120, 5948900, 6262000, 7436125, 11897800, 14872250, 23795600, 29744500, 59489000, 118978000]

約数ペア:

[(1, 118978000), (2, 59489000), (4, 29744500), (5, 23795600), (8, 14872250), (10, 11897800), (16, 7436125), (19, 6262000), (20, 5948900), (25, 4759120), (31, 3838000), (38, 3131000), (40, 2974450), (50, 2379560), (62, 1919000), (76, 1565500), (80, 1487225), (95, 1252400), (100, 1189780), (101, 1178000), (124, 959500), (125, 951824), (152, 782750), (155, 767600), (190, 626200), (200, 594890), (202, 589000), (248, 479750), (250, 475912), (304, 391375), (310, 383800), (380, 313100), (400, 297445), (404, 294500), (475, 250480), (496, 239875), (500, 237956), (505, 235600), (589, 202000), (620, 191900), (760, 156550), (775, 153520), (808, 147250), (950, 125240), (1000, 118978), (1010, 117800), (1178, 101000), (1240, 95950), (1520, 78275), (1550, 76760), (1616, 73625), (1900, 62620), (1919, 62000), (2000, 59489), (2020, 58900), (2356, 50500), (2375, 50096), (2480, 47975), (2525, 47120), (2945, 40400), (3100, 38380), (3131, 38000), (3800, 31310), (3838, 31000), (3875, 30704), (4040, 29450), (4712, 25250), (4750, 25048), (5050, 23560), (5890, 20200), (6200, 19190), (6262, 19000), (7600, 15655), (7676, 15500), (7750, 15352), (8080, 14725), (9424, 12625), (9500, 12524), (9595, 12400), (10100, 11780)]