19171950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 59103360

約数和(自身を除く): 39931410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 31, 35, 38, 42, 50, 57, 62, 70, 75, 93, 95, 105, 114, 133, 150, 155, 175, 186, 190, 210, 217, 266, 285, 310, 350, 399, 434, 465, 475, 525, 570, 589, 651, 665, 775, 798, 930, 950, 961, 1050, 1085, 1178, 1302, 1330, 1425, 1550, 1767, 1922, 1995, 2170, 2325, 2850, 2883, 2945, 3255, 3325, 3534, 3990, 4123, 4650, 4805, 5425, 5766, 5890, 6510, 6650, 6727, 8246, 8835, 9610, 9975, 10850, 12369, 13454, 14415, 14725, 16275, 17670, 18259, 19950, 20181, 20615, 24025, 24738, 28830, 29450, 32550, 33635, 36518, 40362, 41230, 44175, 48050, 54777, 61845, 67270, 72075, 88350, 91295, 100905, 103075, 109554, 123690, 127813, 144150, 168175, 182590, 201810, 206150, 255626, 273885, 309225, 336350, 383439, 456475, 504525, 547770, 618450, 639065, 766878, 912950, 1009050, 1278130, 1369425, 1917195, 2738850, 3195325, 3834390, 6390650, 9585975, 19171950]

約数ペア:

[(1, 19171950), (2, 9585975), (3, 6390650), (5, 3834390), (6, 3195325), (7, 2738850), (10, 1917195), (14, 1369425), (15, 1278130), (19, 1009050), (21, 912950), (25, 766878), (30, 639065), (31, 618450), (35, 547770), (38, 504525), (42, 456475), (50, 383439), (57, 336350), (62, 309225), (70, 273885), (75, 255626), (93, 206150), (95, 201810), (105, 182590), (114, 168175), (133, 144150), (150, 127813), (155, 123690), (175, 109554), (186, 103075), (190, 100905), (210, 91295), (217, 88350), (266, 72075), (285, 67270), (310, 61845), (350, 54777), (399, 48050), (434, 44175), (465, 41230), (475, 40362), (525, 36518), (570, 33635), (589, 32550), (651, 29450), (665, 28830), (775, 24738), (798, 24025), (930, 20615), (950, 20181), (961, 19950), (1050, 18259), (1085, 17670), (1178, 16275), (1302, 14725), (1330, 14415), (1425, 13454), (1550, 12369), (1767, 10850), (1922, 9975), (1995, 9610), (2170, 8835), (2325, 8246), (2850, 6727), (2883, 6650), (2945, 6510), (3255, 5890), (3325, 5766), (3534, 5425), (3990, 4805), (4123, 4650)]