28693800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 101556000

約数和(自身を除く): 72862200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 684, 760, 839, 855, 900, 950, 1140, 1368, 1425, 1678, 1710, 1800, 1900, 2280, 2517, 2850, 3356, 3420, 3800, 4195, 4275, 5034, 5700, 6712, 6840, 7551, 8390, 8550, 10068, 11400, 12585, 15102, 15941, 16780, 17100, 20136, 20975, 25170, 30204, 31882, 33560, 34200, 37755, 41950, 47823, 50340, 60408, 62925, 63764, 75510, 79705, 83900, 95646, 100680, 125850, 127528, 143469, 151020, 159410, 167800, 188775, 191292, 239115, 251700, 286938, 302040, 318820, 377550, 382584, 398525, 478230, 503400, 573876, 637640, 717345, 755100, 797050, 956460, 1147752, 1195575, 1434690, 1510200, 1594100, 1912920, 2391150, 2869380, 3188200, 3586725, 4782300, 5738760, 7173450, 9564600, 14346900, 28693800]

約数ペア:

[(1, 28693800), (2, 14346900), (3, 9564600), (4, 7173450), (5, 5738760), (6, 4782300), (8, 3586725), (9, 3188200), (10, 2869380), (12, 2391150), (15, 1912920), (18, 1594100), (19, 1510200), (20, 1434690), (24, 1195575), (25, 1147752), (30, 956460), (36, 797050), (38, 755100), (40, 717345), (45, 637640), (50, 573876), (57, 503400), (60, 478230), (72, 398525), (75, 382584), (76, 377550), (90, 318820), (95, 302040), (100, 286938), (114, 251700), (120, 239115), (150, 191292), (152, 188775), (171, 167800), (180, 159410), (190, 151020), (200, 143469), (225, 127528), (228, 125850), (285, 100680), (300, 95646), (342, 83900), (360, 79705), (380, 75510), (450, 63764), (456, 62925), (475, 60408), (570, 50340), (600, 47823), (684, 41950), (760, 37755), (839, 34200), (855, 33560), (900, 31882), (950, 30204), (1140, 25170), (1368, 20975), (1425, 20136), (1678, 17100), (1710, 16780), (1800, 15941), (1900, 15102), (2280, 12585), (2517, 11400), (2850, 10068), (3356, 8550), (3420, 8390), (3800, 7551), (4195, 6840), (4275, 6712), (5034, 5700)]