15129804900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{18521}}^1$

素因数の和:18934

約数の個数: 144

約数和(自身を含む): 50160539520

約数和(自身を除く): 35030734620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 389, 420, 525, 700, 778, 1050, 1167, 1556, 1945, 2100, 2334, 2723, 3890, 4668, 5446, 5835, 7780, 8169, 9725, 10892, 11670, 13615, 16338, 18521, 19450, 23340, 27230, 29175, 32676, 37042, 38900, 40845, 54460, 55563, 58350, 68075, 74084, 81690, 92605, 111126, 116700, 129647, 136150, 163380, 185210, 204225, 222252, 259294, 272300, 277815, 370420, 388941, 408450, 463025, 518588, 555630, 648235, 777882, 816900, 926050, 1111260, 1296470, 1389075, 1555764, 1852100, 1944705, 2592940, 2778150, 3241175, 3889410, 5556300, 6482350, 7204669, 7778820, 9723525, 12964700, 14409338, 19447050, 21614007, 28818676, 36023345, 38894100, 43228014, 50432683, 72046690, 86456028, 100865366, 108070035, 144093380, 151298049, 180116725, 201730732, 216140070, 252163415, 302596098, 360233450, 432280140, 504326830, 540350175, 605192196, 720466900, 756490245, 1008653660, 1080700350, 1260817075, 1512980490, 2161400700, 2521634150, 3025960980, 3782451225, 5043268300, 7564902450, 15129804900]

約数ペア:

[(1, 15129804900), (2, 7564902450), (3, 5043268300), (4, 3782451225), (5, 3025960980), (6, 2521634150), (7, 2161400700), (10, 1512980490), (12, 1260817075), (14, 1080700350), (15, 1008653660), (20, 756490245), (21, 720466900), (25, 605192196), (28, 540350175), (30, 504326830), (35, 432280140), (42, 360233450), (50, 302596098), (60, 252163415), (70, 216140070), (75, 201730732), (84, 180116725), (100, 151298049), (105, 144093380), (140, 108070035), (150, 100865366), (175, 86456028), (210, 72046690), (300, 50432683), (350, 43228014), (389, 38894100), (420, 36023345), (525, 28818676), (700, 21614007), (778, 19447050), (1050, 14409338), (1167, 12964700), (1556, 9723525), (1945, 7778820), (2100, 7204669), (2334, 6482350), (2723, 5556300), (3890, 3889410), (4668, 3241175), (5446, 2778150), (5835, 2592940), (7780, 1944705), (8169, 1852100), (9725, 1555764), (10892, 1389075), (11670, 1296470), (13615, 1111260), (16338, 926050), (18521, 816900), (19450, 777882), (23340, 648235), (27230, 555630), (29175, 518588), (32676, 463025), (37042, 408450), (38900, 388941), (40845, 370420), (54460, 277815), (55563, 272300), (58350, 259294), (68075, 222252), (74084, 204225), (81690, 185210), (92605, 163380), (111126, 136150), (116700, 129647)]