388687560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{751}}^1$

素因数の和:1011

約数の個数: 128

約数和(自身を含む): 1234483200

約数和(自身を除く): 845795640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 227, 228, 285, 380, 454, 456, 570, 681, 751, 760, 908, 1135, 1140, 1362, 1502, 1816, 2253, 2270, 2280, 2724, 3004, 3405, 3755, 4313, 4506, 4540, 5448, 6008, 6810, 7510, 8626, 9012, 9080, 11265, 12939, 13620, 14269, 15020, 17252, 18024, 21565, 22530, 25878, 27240, 28538, 30040, 34504, 42807, 43130, 45060, 51756, 57076, 64695, 71345, 85614, 86260, 90120, 103512, 114152, 129390, 142690, 170477, 171228, 172520, 214035, 258780, 285380, 340954, 342456, 428070, 511431, 517560, 570760, 681908, 852385, 856140, 1022862, 1363816, 1704770, 1712280, 2045724, 2557155, 3239063, 3409540, 4091448, 5114310, 6478126, 6819080, 9717189, 10228620, 12956252, 16195315, 19434378, 20457240, 25912504, 32390630, 38868756, 48585945, 64781260, 77737512, 97171890, 129562520, 194343780, 388687560]

約数ペア:

[(1, 388687560), (2, 194343780), (3, 129562520), (4, 97171890), (5, 77737512), (6, 64781260), (8, 48585945), (10, 38868756), (12, 32390630), (15, 25912504), (19, 20457240), (20, 19434378), (24, 16195315), (30, 12956252), (38, 10228620), (40, 9717189), (57, 6819080), (60, 6478126), (76, 5114310), (95, 4091448), (114, 3409540), (120, 3239063), (152, 2557155), (190, 2045724), (227, 1712280), (228, 1704770), (285, 1363816), (380, 1022862), (454, 856140), (456, 852385), (570, 681908), (681, 570760), (751, 517560), (760, 511431), (908, 428070), (1135, 342456), (1140, 340954), (1362, 285380), (1502, 258780), (1816, 214035), (2253, 172520), (2270, 171228), (2280, 170477), (2724, 142690), (3004, 129390), (3405, 114152), (3755, 103512), (4313, 90120), (4506, 86260), (4540, 85614), (5448, 71345), (6008, 64695), (6810, 57076), (7510, 51756), (8626, 45060), (9012, 43130), (9080, 42807), (11265, 34504), (12939, 30040), (13620, 28538), (14269, 27240), (15020, 25878), (17252, 22530), (18024, 21565)]