1545201220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1051}}^1$

素因数の和:1205

約数の個数: 96

約数和(自身を含む): 3531185280

約数和(自身を除く): 1985984060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 73, 76, 95, 106, 146, 190, 212, 265, 292, 365, 380, 530, 730, 1007, 1051, 1060, 1387, 1460, 2014, 2102, 2774, 3869, 4028, 4204, 5035, 5255, 5548, 6935, 7738, 10070, 10510, 13870, 15476, 19345, 19969, 20140, 21020, 27740, 38690, 39938, 55703, 73511, 76723, 77380, 79876, 99845, 111406, 147022, 153446, 199690, 222812, 278515, 294044, 306892, 367555, 383615, 399380, 557030, 735110, 767230, 1058357, 1114060, 1457737, 1470220, 1534460, 2116714, 2915474, 4066319, 4233428, 5291785, 5830948, 7288685, 8132638, 10583570, 14577370, 16265276, 20331595, 21167140, 29154740, 40663190, 77260061, 81326380, 154520122, 309040244, 386300305, 772600610, 1545201220]

約数ペア:

[(1, 1545201220), (2, 772600610), (4, 386300305), (5, 309040244), (10, 154520122), (19, 81326380), (20, 77260061), (38, 40663190), (53, 29154740), (73, 21167140), (76, 20331595), (95, 16265276), (106, 14577370), (146, 10583570), (190, 8132638), (212, 7288685), (265, 5830948), (292, 5291785), (365, 4233428), (380, 4066319), (530, 2915474), (730, 2116714), (1007, 1534460), (1051, 1470220), (1060, 1457737), (1387, 1114060), (1460, 1058357), (2014, 767230), (2102, 735110), (2774, 557030), (3869, 399380), (4028, 383615), (4204, 367555), (5035, 306892), (5255, 294044), (5548, 278515), (6935, 222812), (7738, 199690), (10070, 153446), (10510, 147022), (13870, 111406), (15476, 99845), (19345, 79876), (19969, 77380), (20140, 76723), (21020, 73511), (27740, 55703), (38690, 39938)]