154671400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 424972800

約数和(自身を除く): 270301400

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 31, 38, 40, 50, 52, 62, 65, 76, 95, 100, 101, 104, 124, 130, 152, 155, 190, 200, 202, 247, 248, 260, 310, 325, 380, 403, 404, 475, 494, 505, 520, 589, 620, 650, 760, 775, 806, 808, 950, 988, 1010, 1178, 1235, 1240, 1300, 1313, 1550, 1612, 1900, 1919, 1976, 2015, 2020, 2356, 2470, 2525, 2600, 2626, 2945, 3100, 3131, 3224, 3800, 3838, 4030, 4040, 4712, 4940, 5050, 5252, 5890, 6175, 6200, 6262, 6565, 7657, 7676, 8060, 9595, 9880, 10075, 10100, 10504, 11780, 12350, 12524, 13130, 14725, 15314, 15352, 15655, 16120, 19190, 20150, 20200, 23560, 24700, 24947, 25048, 26260, 29450, 30628, 31310, 32825, 38285, 38380, 40300, 40703, 47975, 49400, 49894, 52520, 58900, 59489, 61256, 62620, 65650, 76570, 76760, 78275, 80600, 81406, 95950, 99788, 117800, 118978, 124735, 125240, 131300, 153140, 156550, 162812, 191425, 191900, 199576, 203515, 237956, 249470, 262600, 297445, 306280, 313100, 325624, 382850, 383800, 407030, 475912, 498940, 594890, 623675, 626200, 765700, 773357, 814060, 997880, 1017575, 1189780, 1247350, 1487225, 1531400, 1546714, 1628120, 2035150, 2379560, 2494700, 2974450, 3093428, 3866785, 4070300, 4989400, 5948900, 6186856, 7733570, 8140600, 11897800, 15467140, 19333925, 30934280, 38667850, 77335700, 154671400]

約数ペア:

[(1, 154671400), (2, 77335700), (4, 38667850), (5, 30934280), (8, 19333925), (10, 15467140), (13, 11897800), (19, 8140600), (20, 7733570), (25, 6186856), (26, 5948900), (31, 4989400), (38, 4070300), (40, 3866785), (50, 3093428), (52, 2974450), (62, 2494700), (65, 2379560), (76, 2035150), (95, 1628120), (100, 1546714), (101, 1531400), (104, 1487225), (124, 1247350), (130, 1189780), (152, 1017575), (155, 997880), (190, 814060), (200, 773357), (202, 765700), (247, 626200), (248, 623675), (260, 594890), (310, 498940), (325, 475912), (380, 407030), (403, 383800), (404, 382850), (475, 325624), (494, 313100), (505, 306280), (520, 297445), (589, 262600), (620, 249470), (650, 237956), (760, 203515), (775, 199576), (806, 191900), (808, 191425), (950, 162812), (988, 156550), (1010, 153140), (1178, 131300), (1235, 125240), (1240, 124735), (1300, 118978), (1313, 117800), (1550, 99788), (1612, 95950), (1900, 81406), (1919, 80600), (1976, 78275), (2015, 76760), (2020, 76570), (2356, 65650), (2470, 62620), (2525, 61256), (2600, 59489), (2626, 58900), (2945, 52520), (3100, 49894), (3131, 49400), (3224, 47975), (3800, 40703), (3838, 40300), (4030, 38380), (4040, 38285), (4712, 32825), (4940, 31310), (5050, 30628), (5252, 29450), (5890, 26260), (6175, 25048), (6200, 24947), (6262, 24700), (6565, 23560), (7657, 20200), (7676, 20150), (8060, 19190), (9595, 16120), (9880, 15655), (10075, 15352), (10100, 15314), (10504, 14725), (11780, 13130), (12350, 12524)]