239878000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 160

約数和(自身を含む): 618388992

約数和(自身を除く): 378510992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 53, 62, 73, 80, 100, 106, 124, 125, 146, 155, 200, 212, 248, 250, 265, 292, 310, 365, 400, 424, 496, 500, 530, 584, 620, 730, 775, 848, 1000, 1060, 1168, 1240, 1325, 1460, 1550, 1643, 1825, 2000, 2120, 2263, 2480, 2650, 2920, 3100, 3286, 3650, 3869, 3875, 4240, 4526, 5300, 5840, 6200, 6572, 6625, 7300, 7738, 7750, 8215, 9052, 9125, 10600, 11315, 12400, 13144, 13250, 14600, 15476, 15500, 16430, 18104, 18250, 19345, 21200, 22630, 26288, 26500, 29200, 30952, 31000, 32860, 36208, 36500, 38690, 41075, 45260, 53000, 56575, 61904, 62000, 65720, 73000, 77380, 82150, 90520, 96725, 106000, 113150, 119939, 131440, 146000, 154760, 164300, 181040, 193450, 205375, 226300, 239878, 282875, 309520, 328600, 386900, 410750, 452600, 479756, 483625, 565750, 599695, 657200, 773800, 821500, 905200, 959512, 967250, 1131500, 1199390, 1547600, 1643000, 1919024, 1934500, 2263000, 2398780, 2998475, 3286000, 3869000, 4526000, 4797560, 5996950, 7738000, 9595120, 11993900, 14992375, 23987800, 29984750, 47975600, 59969500, 119939000, 239878000]

約数ペア:

[(1, 239878000), (2, 119939000), (4, 59969500), (5, 47975600), (8, 29984750), (10, 23987800), (16, 14992375), (20, 11993900), (25, 9595120), (31, 7738000), (40, 5996950), (50, 4797560), (53, 4526000), (62, 3869000), (73, 3286000), (80, 2998475), (100, 2398780), (106, 2263000), (124, 1934500), (125, 1919024), (146, 1643000), (155, 1547600), (200, 1199390), (212, 1131500), (248, 967250), (250, 959512), (265, 905200), (292, 821500), (310, 773800), (365, 657200), (400, 599695), (424, 565750), (496, 483625), (500, 479756), (530, 452600), (584, 410750), (620, 386900), (730, 328600), (775, 309520), (848, 282875), (1000, 239878), (1060, 226300), (1168, 205375), (1240, 193450), (1325, 181040), (1460, 164300), (1550, 154760), (1643, 146000), (1825, 131440), (2000, 119939), (2120, 113150), (2263, 106000), (2480, 96725), (2650, 90520), (2920, 82150), (3100, 77380), (3286, 73000), (3650, 65720), (3869, 62000), (3875, 61904), (4240, 56575), (4526, 53000), (5300, 45260), (5840, 41075), (6200, 38690), (6572, 36500), (6625, 36208), (7300, 32860), (7738, 31000), (7750, 30952), (8215, 29200), (9052, 26500), (9125, 26288), (10600, 22630), (11315, 21200), (12400, 19345), (13144, 18250), (13250, 18104), (14600, 16430), (15476, 15500)]