74146520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 207826560

約数和(自身を除く): 133680040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 85, 119, 136, 140, 148, 170, 185, 238, 259, 280, 296, 340, 370, 421, 476, 518, 595, 629, 680, 740, 842, 952, 1036, 1190, 1258, 1295, 1480, 1684, 2072, 2105, 2380, 2516, 2590, 2947, 3145, 3368, 4210, 4403, 4760, 5032, 5180, 5894, 6290, 7157, 8420, 8806, 10360, 11788, 12580, 14314, 14735, 15577, 16840, 17612, 22015, 23576, 25160, 28628, 29470, 31154, 35224, 35785, 44030, 50099, 57256, 58940, 62308, 71570, 77885, 88060, 100198, 109039, 117880, 124616, 143140, 155770, 176120, 200396, 218078, 250495, 264809, 286280, 311540, 400792, 436156, 500990, 529618, 545195, 623080, 872312, 1001980, 1059236, 1090390, 1324045, 1853663, 2003960, 2118472, 2180780, 2648090, 3707326, 4361560, 5296180, 7414652, 9268315, 10592360, 14829304, 18536630, 37073260, 74146520]

約数ペア:

[(1, 74146520), (2, 37073260), (4, 18536630), (5, 14829304), (7, 10592360), (8, 9268315), (10, 7414652), (14, 5296180), (17, 4361560), (20, 3707326), (28, 2648090), (34, 2180780), (35, 2118472), (37, 2003960), (40, 1853663), (56, 1324045), (68, 1090390), (70, 1059236), (74, 1001980), (85, 872312), (119, 623080), (136, 545195), (140, 529618), (148, 500990), (170, 436156), (185, 400792), (238, 311540), (259, 286280), (280, 264809), (296, 250495), (340, 218078), (370, 200396), (421, 176120), (476, 155770), (518, 143140), (595, 124616), (629, 117880), (680, 109039), (740, 100198), (842, 88060), (952, 77885), (1036, 71570), (1190, 62308), (1258, 58940), (1295, 57256), (1480, 50099), (1684, 44030), (2072, 35785), (2105, 35224), (2380, 31154), (2516, 29470), (2590, 28628), (2947, 25160), (3145, 23576), (3368, 22015), (4210, 17612), (4403, 16840), (4760, 15577), (5032, 14735), (5180, 14314), (5894, 12580), (6290, 11788), (7157, 10360), (8420, 8806)]